The School of Greatness - 1030 How To Prevent Cancer With Your Food & Fasting w/Jason Fung
Episode Date: November 9, 2020“The secret to managing our health is not more surgery or more medicine, it’s less.”Physician, author, and researcher, Dr. Jason Fung joins Lewis on the podcast today! He is known for writing gr...oundbreaking science-based books about diabetes and obesity. He is also the co-founder of The Fasting Method, which is a program to help people lose weight and reverse Type 2 Diabetes naturally with fasting. Dr. Fung says, “The seed of cancer may exist in all of us, but the power to change the soil is in our hands.”Stay tuned for Part 2!For more go to: www.lewishowes.com/1030Check out Jason’s website: www.thefastingmethod.com Read his new book: https://thefastingmethod.com/book/the-cancer-code/ The Wim Hof Experience: Mindset Training, Power Breathing, and Brotherhood: https://link.chtbl.com/910-podA Scientific Guide to Living Longer, Feeling Happier & Eating Healthier with Dr. Rhonda Patrick: https://link.chtbl.com/967-podThe Science of Sleep for Ultimate Success with Shawn Stevenson: https://link.chtbl.com/896-pod
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The secret to managing all of these things is not more medicine and surgery, it's less.
It's actually within our grasp because fasting is free to every single person on earth.
Welcome to the School of Greatness. My name is Lewis Howes, a former pro-athlete turned
lifestyle entrepreneur. And each week we bring you an inspiring person or message
to help you discover how to unlock your inner greatness. Thanks for spending some time with
me today. Now let the class begin. Psychologist Ann Wilson-Shea said,
good health is not something we can buy. However, it can be extremely valuable savings
account. And Deepak Chopra said, whether we realize it or not, all of us are responsible
for creating the body we live in. And my guest today is physician, author and researcher,
Dr. Jason Fung. He's known for writing groundbreaking science-based books about
diabetes and obesity, the diabetes code, the The Obesity Code, and The Complete Guide to Fasting,
where he's challenged the conventional wisdom that diabetics should be treated with insulin.
He's also the co-founder of The Fasting Method,
which is the program to help people lose weight and reverse type 2 diabetes naturally with fasting.
And in this episode, we dive deep into some of the topics
discussed in his new book, The Cancer Code, to learn the new science behind the disease and how
our diet and fasting can play a role in managing and even preventing us from getting cancer. And
Dr. Jason Fung says, the seed of cancer may exist in all of us, but the power to change the soil is in our hands.
And we had such an incredible conversation that I had to split this into two parts.
And in this first episode, we talk about the main causes of cancer, what they are,
and if it's even possible to reverse cancer, this will inspire you.
What the biggest benefits are from fasting, why we shouldn't snack all the time,
and how this is actually hurting our digestive system and our brains. The food to cut to decrease
your risk of cancer, the biggest myths around fasting to lose weight, and if supplements and
vitamins are actually bad for us. Make sure to share this with someone who needs to hear it,
who you think of this will inspire and support their life. And a quick reminder, make sure to click the subscribe button on Apple Podcasts right now
to the School of Greatness, as well as leave us a rating and review.
And in just a moment, the one and only Dr. Jason Fung.
Welcome, everyone, to the School of Greatness podcast. Very excited about our guest today.
His name is Jason Fung.
And you've got a new book out called The Cancer Code, which I'm very excited to talk about, The Cancer Code.
And I wanted to start with a question to ask you, what are the main causes of cancer?
As it seems like you hear about it more and more recently that so many people are getting cancer or the early stages of cancer. What are the main
causes of cancer? Yeah, that's a great question. And that's something that we've always been trying
to deal with. And sometimes some people say, well, we don't know what causes cancer. That's sort of
a cop out because we actually do know a lot about what causes cancer. And these are things that
cause cancer are called carcinogens. And the World Health
Organization maintains a huge list of these carcinogens. But if you want to break it down
into what causes cancer in most people, you can look at the sort of a couple of studies have
looked at the sort of percentage contribution of these carcinogens to cancer.
And the biggest one, of course, is tobacco smoke.
So that's sort of, by far and away, the biggest contributor to cancer at around 35%. And these estimates were from 2015.
So it was higher before when more people are smoking.
But as a contributor to cancer, it's the biggest.
people are smoking, but as a contributor to cancer, it's the biggest. Interestingly,
the second biggest and almost as big is actually our diet. So it's a huge, huge part of what contributes to cancer in general, and far outstrips of those two are way above any other
causes of cancer. So when you worry about things such as
radiation or, you know, chemicals, sunscreens and pesticides and stuff like that, they do cause
cancer, but the contribution in a whole population is very small. So what's interesting about diet is that we know this from our studies, but what part of the diet
actually contributes to cancer? And that's where things sort of bogged down a lot.
So initially in the 70s, people talked about fibers and people thought about, oh, hey, well,
you know, maybe if you eat a lot of fiber, what you're going to do is have a lot of
big bowel movements and that's going to clean out your bowel and you're not going to get cancer. Turns out that
wasn't true. Then the next thought was, hey, maybe it's dietary fat. So if you remember the 80s and
90s, there's this huge movement against fat that, you know, all fat is bad for you, it caused the
heart disease and all this sort of stuff, much of which is sort of been, you know, overturned at
this point. But there's this thought, maybe it causes cancer too. Turns out that wasn't true.
Then people talked about vitamins. So maybe cancer is like a vitamin deficiency. So we did
many, many studies, millions of dollars, decades of research, where we would randomize people to
say one group that took a
certain vitamin and one group that didn't and see if there's any difference in cancer. So we tested
vitamin A, didn't work. Vitamin D, B didn't work. Folic acid didn't work. Vitamin C didn't work.
Vitamin D didn't work. Vitamin E didn't work. Selenium didn't work. Omega-3 fattyium didn't work, omega three fatty acids didn't work. So all of those supplements didn't
actually make any difference to the incidence of cancer. And the so we're sort of stuck at that
point in the mid 2000s saying, Oh, no, it's the diet. But what part of the diet and that's when
it became sort of more and more clear that this cancer is actually an obesity related disease. So what happened, of course, is that in the 70s,
80s and 90s, people didn't really think about it. But then we had this obesity epidemic. So it
became a bigger and bigger problem. So obesity in 2003, when they started to look at the studies,
that was the first really definitive studies that said,
hey, you know, obesity is actually a huge risk factor, as well as type two diabetes, and both
of those conditions will actually increase your risk of certain types of cancer law. So it really
depends on what type of cancer you're talking like, if you're talking lung cancer, obesity
plays almost no role in it, right? That's smoking. Or if you have asbestos,
which causes mesothelioma, which is a cancer of the lining of the lung, again, obesity plays no
role. But things like breast cancer and colorectal cancer, which are sort of really important
cancers, they actually are obesity related cancers. So that was the sort of big link.
related cancers. So that was the sort of big link. And to this, you know, at this point,
the World Health Organization considers 13 different types of cancer as obesity related cancers, which is huge, because from 2003, we didn't even know like when I went to medical school,
nobody thought obesity caused cancer, really, it's as almost as big as smoking. It's a huge, huge thing. So therefore, if you know that,
that's super powerful because if you can maintain a normal weight, you're going to reduce, just like
stopping smoking, right? You're going to reduce your risk of these types of cancer.
But aren't there a lot of healthy people out there or non-obese people that also get cancer?
Absolutely, because there's a lot of different
things that go on. And that's what I spend the first half of the book talking about,
is how the sort of cancers develop. So it's not just about obesity, just like you can smoke
forever and not get lung cancer, but it raises your risk. So what are the other factors if you're
say you're, there's people out there, they are super healthy, they're working out, they're eating well, but then they get cancer.
They're under 15% body fat, 12% body fat.
What are those other factors of people getting cancer?
Main factors.
Yeah, the rest of it we actually know very little about.
So we need to know more about those because certain things, so smoking
and diet are probably your biggest factors. And then there's a whole, there's like 100 different
other risk factors for cancer. These are the other carcinogens that we talked about.
But also things such as, you know, background radiation and sun exposure, you know, like if
you get too much sun, for example. So there's all sorts of other things, and genetics plays a role. But one of the big mistakes I think we made is that we focus so
much on the genetics part of it, thinking that, well, this is sort of a random mutation that
causes cancer, not sort of which puts the puts the onus on sort of this random luck,
sort of idea that it's just bad luck. My parents had this, my grandparents had
this gene. So I have this, I'm going to get cancer. Yeah, exactly. And some people think
that that's sort of a death sentence. Like if you take BRCA, which is a certain type of gene,
for example. So this is the gene that Angelina Jolie, for example, got diagnosed with her,
her mom had cancer, I think, or, you know,
an aunt had cancer. So she got tested, and she had the gene. And people think, well, for sure,
you're going to get, you know, cancer. But it turns out that if you look at the incidence of
cancer, if you have BRCA, if you have that gene, in like, you know, in the 30s, and 40s, and 50s,
that risk of breast cancer was like 30% compared to sort of like 80%
in modern day America. So what's the difference, even though you have the same genes, what's the
difference between those two situations, and it comes down to the lifestyle. So the point about
cancer is that cancer is like a seed. So if you have other genetics genetics you have the propensity to develop cancer and this seed of
cancer actually exists in all of our cells and actually not just all our cells but in all
multicellular animals have that sort of seed of cancer so what's important then is you can't do
anything about the seed but what you can do something about is the soil which is that if you
provide a fertile sort of soil for that seed to germinate,
then you are going to increase your risk of developing this cancer. And cancer is not a
rare disease. I mean, it affects like one in 10 of us, one in eight of us, something like that.
So it's something that we really have to think about as we live longer, because it is one of
these really important things. It sounds like, you know, in the next 30 to 60 years, if we don't figure out how to reverse this or solve this, or I guess create bad soil for the
seed of cancer by creating healthy habits and other ways, it seems like this is going to accelerate
where it was 30%, I guess, 20, 30 years ago or 50 years ago, and now it's 80%, I guess, it's going to be even more in 20 to 30 years, right? Oh, absolutely. And the trend is very clear, because if you look
at the, you know, the biggest killers of Americans, it's always been heart disease and cancer. So if
you go back sort of to the 70s, so 50 years ago, you look at heart disease, number one killer of
Americans, that's heart attacks, strokes, that kind of thing. Cancer was a fairly distant second.
But the rate of death from heart disease has been improving very, very quickly. And the rate
of improvement for cancer has been improving very, very, very slowly.
Why is that?
It's because cancer is a very complex disease. And the way we think about cancer,
we just don't know what it is. So for such a common disease, it's a total mystery,
why we get this cancer, because if you think about it, it doesn't make any sense for cancer
to develop, because it's actually part of us. That is, if you develop breast cancer or colon cancer, for example, that cancer cell
was initially derived from our own natural cells. So why would it want to do this? That is,
if you get cancer, then the cancer grows, and then it kills you, and it kills itself.
In the, in, in, it kills, yeah yeah why would this sort of thing ever develop it
doesn't make any sense from a sort of uh that that looking at it that way but most diseases
want to spread but they want to stay alive exactly exactly like the coronavirus doesn't
want to kill you necessarily it wants to be able to spread to affect infect other people
exactly and and in the in you know if you sort of bystander, it just kills you,
you know, along the way, but that's not its primary purpose. So the point about cancer is
that we have never sort of understood what this is as a disease. That is, if you look at heart
disease, heart disease is caused by blockages in arteries. So we develop all kinds of things. So we
develop drugs, we develop blood thinners, we develop, you know, you go in and you use a balloon to open up the artery. You develop new technologies such as imaging technologies, you develop ways to monitor patients. So because you know what causes it, because if you don't know what causes something, it's really hard to fix. Like if you have a car and all you hear is a random plank and you don't know what the clanking is from, it's really hard to fix it. Same thing with diseases. If you have a disease like COVID,
for example, you know, it's a virus. Well, now at least you have somewhere that you can start.
That is okay. It's a virus. Let's develop vaccine or let's develop some antiviral drug. But if you
have no idea what this disease actually is, you have nowhere to go so that's what i
talk about is how how we how we think about cancer the paradigm of cancer as a disease
what causes it you have to first understand what it is and that's been the real mystery the medical
mystery is what is cancer and the the way we look at cancer has changed significantly over the last
10 years and most people don't even
understand that. So it's a very interesting story from that standpoint. Yeah. It's interesting.
You mentioned, you know, the, the, the heart disease. I saw Dr. Stephen Gundry endorsed the
back of your cancer code book, and he's been on my show a few times and he's a guy who did
10,000 heart surgeries and realize that like the things that he was doing on the surface level to
create temporary relief, people were coming back in because they weren't solving the root problem,
which was a lot of it around diet and lifestyle. And that's what I'm hearing you say is that diet
is a massive contributor to cultivating the seed of cancer to grow and flourish with the wrong diet. Is it possible? Is it possible in your
mind to reverse cancer by the right diet and by fasting, which is something you talk about a lot?
Oh yeah. Because the thing is that if you like, once you have the cancer, it's really hard because
that's sort of like, you know, if you, if you don't change the oil in your car, then your car
breaks down and you say, Oh, I'm going to start changing the oil in my car. Well, yeah, that's good. But you need a lot more than that.
It's the same thing. Once you actually develop the cancer, then it's really hard to fix from a diet
standpoint, you really need the drugs that we've spent, you know, millions and billions of dollars
developing over these last 30 years. But in terms of preventing cancer, there's actually no reason
why you couldn't because you can look at sort of people who live in a traditional society, for example.
So you can take a look at, say, the Inuit or the American Indians sort of before they became westernized.
Or you can look at the African people before they're sort of assimilated into a western culture.
people before they're sort of assimilated into a Western culture. And interestingly, those,
those peoples were actually considered, some of them were considered immune to cancer. There was so little cancer, that they thought that the Inuit, for example, or what used to be called the Eskimos
actually could not get cancer. So the university, Queen's University in Kingston, Ontario, they used to send an expedition up to the Arctic Circle every year to study why these Inuit couldn't get cancer. Of course, as they became westernized and started eating, you know, sugar and white flour, then they started getting all the same cancers that we did.
for example, this, this fellow by the name of Denny Burkett, who is a sort of a missionary and,
and doctor, when he got down there, he's like, wow, in my, he was like, look at these,
the difference, the, the people who live traditionally in Africa, get no cancer,
no colon cancer, but the minute they transition to a Western style civilization with their foods,
with their that, you know, the whole thing, they actually start to get cancer. You don't find cancer when that, so it was called actually a disease of
civilization. So all of these diseases, obesity, diabetes, and cancer, were not found in people
living traditionally. So the point is not that, you know, one is that they didn't live as long, but the point is that if you can find and understand what makes it, you know, protective from them, why this sort of soil, like we all have the seed, but the soil was different.
What it is about that, if we can understand that, then you can reduce your risk substantially to the point where your risk is very low.
Again, as an example, if you take a Japanese or Chinese woman from Japan or from Shanghai,
and you move them to San Francisco, within a couple of generations, their risk of breast
cancer approximately tripled.
It's crazy.
So it's crazy, exactly.
But that's great hope because if you know the root of it, then you can go back to a different way of living.
Exactly. And remember, Shanghai and Japan and so on, they're modern societies. So if you can
understand what it is about the diet, about the lifestyle that's so important. You could actually take that
woman in San Francisco and reduce her risk of breast cancer by a third.
So that's very, very powerful knowledge. So what would you say are the five foods we must
eliminate to support us in preventing cancer? What are those five key things that you're like,
and if you can get
rid of as much of this as possible, it's going to really support your chances? Yeah, I think that's
a good question. And it's sort of sugar is probably one of the very, very important things that we
really need to lower because that really supports it. And it gets to how cancer develops. A lot of the refined foods and people
talk and the most that we eat, like the one thing we eat more than anything else tends to be refined
carbohydrates. So you know, white bread and that kind of thing. That's probably the most important
thing is the sugar and refined grains. Refined anything is probably bad for you. So, you know, even if you're
not talking about carbohydrates, but refined, say oils, you should eat natural oils, like eat,
eat foods that are sort of in the natural state and refined meats, like, you know, you know,
eating bologna, for example, people talk about meat all the time, but it's like, there's a big
difference between bologna. And, you know, grass finished beef sort of thing.
It's, there's a huge difference because one is jam packed full of chemicals and other crap.
And one is just beef, right?
And people have been eating beef for thousands of years.
So those refined foods are refined carb, but also refined fats and refined proteins.
Probably those play a decent role, although the evidence is lower.
And then the other thing that is really important, the fifth thing that's probably very important
is likely the frequency that we eat.
That is, eating all the time provides that sort of fertile soil.
So to understand why this is, you have to get back to sort of how
cancer develops. So you have to understand that cancer almost develops, evolves, almost as a
separate species from us. So when you have a breast cancer cell, for example, it originated
from a normal breast cell. But after evolves, it grows it doesn't grow depending on growth factors.
And it's almost a separate species from us.
That is, it will grow and it won't, the normal breast cell or a normal lung cell, they will
do everything to, you know, play on the team, right?
So they're always supporting the body.
You're a team player.
Those cancer cells are not team players.
Basically, they're out for themselves.
It's the enemy. It's the enemy.
It's the enemy coming to attack you.
That's right.
It's like the guy who's just trying to pad his stats, you know?
Right.
It's like, you should have passed.
Yeah, yeah.
But that's the point, that this cancer cell now is only interested in its own survival.
That is, it will grow and it will grow at the expense of its neighbors.
So it will keep growing and it will destroy everything around it.
So it will move around, for example.
So a breast cancer cell will move around the body.
And that's not for the good of the whole body, right?
It's for the good of itself.
It's trying to spread itself around.
So you got to realize that the cancer cell responds as a foreign organism. And it sounds very strange to say, okay,
we have this foreign organism, almost like an infection in us. But that's actually how our
body sees that cancer. That is our immune system actually detects is a very powerful, you know,
it kills stuff, but it's very powerful. So it has to be reined in
because you don't want it destroying, you know, normal parts of the body. So it recognizes certain
cells as foreign and certain cells of self and cancers are actually innately seen as foreign
cells. So it is a foreign invader almost that has evolved from us. But during the development of this cancer,
it will grow or not grow depending on growth signals. So our body has certain nutrient sensors.
So nutrient sensors tells our body when food is available. So when you eat certain hormones like
insulin and mTOR will go up. And that tells our body that food is available, we should grow,
right? Because you don't want your cells to grow when there's no food, right? It's just natural.
If there's no food, you got to get rid of some of those extraneous cells. So if you have,
if you're eating all the time, and you're always, you're always activating these nutrient sensors,
you're actually telling your body grow,
grow, grow, grow. So if you eat six, eight times a day, you're telling your body, your cells in
your body grow, grow, grow, grow, grow. If you eat fewer times, like three times a day, or you do
intermittent fasting, if you don't eat at all, what you're going to do is shut down those growth
signals, and the cancer will have a
more difficult time to grow so if you grow breast cancer cells in the lab for example you can't do
it without insulin it will actually wither up and die so therefore if you know that then you can say
well if i and that's one of the secrets insulin insulin comes from eating any food or is this
only sugar mostly it's carbohydrates and protein.
So, you know, but the nutrient sensors come from different foods.
So different foods will activate different nutrient sensors.
But the point is that if you don't eat like fasting, for example, one is you're going to lower your insulin levels, which will, you know, lower the growth, overall growth signaling in our body, which is a
good thing for adults and adults growth is not good. Generally, you stay the same size, you don't
want to be growing too much. Because the you know, growth, high growth environment, of course,
lets the cancer sort of grow out of control. And that was the secret to why vitamins, for example,
was not a good thing, because it's basically growth. It's it's it supports growth of cells.
And what they found in a lot of studies was when they gave people these vitamin supplements,
they actually got more cancer, they didn't get less cancer, they got more cancer.
So in fact, it's just like if you spray spread fertilizer on an empty field, you want the grass to grow. But what grows are a bunch of weeds because you've put down all this growth signaling stuff. So therefore, all you get is the weeds, same with the body.
So are supplements and vitamins bad for us then?
for us then? There's no evidence that it's really bad for you. When you give high doses in these studies, you do get certain ones. So folic acid, for example, and beta carotene, which is a precursor
to vitamin A. And those two studies, there is actually a suggestion that you actually get more
cancer from them. Because in our current situation in North America, most of us are not vitamin
deficient. Most of us actually
have too much. You actually want to slow down the growth. And this is why obesity and type two
diabetes are so intimately linked with cancer is because both conditions are conditions where we
have too much insulin in our body. So we want to lower insulin overall, because insulin is one of the main causes of the fertilizer
for cancer to potentially grow. Exactly. And there's several ways to do that. One is to change
either the foods that you eat, and that is the sugar, for example, the refined carbohydrates
that make up the bulk of our diet. And the other thing is to change the
frequency with which you eat, because you can affect both things. So just like if you're,
for example, to pay, you know, $10, and you pay it every day adds up quickly, right? If you have
a coffee every day, and it's like, you know, five or seven bucks at Starbucks, every day, every day,
every day, it adds up. So just like that, it's not just the amount that you're paying, which is not
much, but it's the frequency, right? Same thing with the foods. It's not just the amount that
you eat or what it is that you eat, it's how often you eat it. So if you're eating now six,
eight times a day, well, that's a lot worse if you ate once a day, right? That's just basic math,
like you can't get around that. And the problem is, of course, that if you look at how people eat today compared to
sort of 1970, it's very different. So in 1970, people ate three times a day, breakfast, lunch,
and dinner. No snacks. Nobody ate snacks back then. It's a snack culture, like snacking all day.
Exactly. And people say it's good for you. People say, oh, you should eat multiple times in the day,
six times a day. It's good for you. But say, oh, you should eat multiple times in the day, six times a day. It's good for you.
But nobody in the history of humanity has done that before because we had work to do,
right?
It's not like your great grandparents, you know, working in the factory, they're taking off every two hours to make themselves a little, you know, ham sandwich or something, right?
It was like, there's work to do.
You eat when you have time.
So, you know, in the seventies, it's funny
because I always say you have breakfast, lunch, and dinner, and that was it. If you wanted a
afterschool snack, your mom said, no, you're going to ruin your dinner. And if you wanted a bedtime
snack, she would have said, no, you should eat more at dinner. Right. You should have finished
your meal. Exactly. And that was the point. And nobody ate not a lot of desserts and all that. Nowadays,
of course, when you look at the studies, people are eating five, six times a day. You even look
at schools. It's like, you know, oh, you know, they're going to have breakfast. Then they're
going to have a mid-morning snack. Then they're going to have lunch. Then they're going to have
an after-school snack. Then they're going to eat dinner. And then if they play soccer,
in between the halves of soccer, parents think that you need to feed them like cookies. It's like, Hey, well, you know, I played soccer growing up and nobody chased me
around with a bunch of cookies. We had a great time. We didn't need it. Right. And, but, but
that's six times a day, every single day. And it's ingrained into us. You know, a few years ago when
my son was, you know, going on a trip or something,
the school said, well, you should pack them two snacks.
I'm like, why, why would you want to give them a bunch of snacks?
Like they're not good for you, but there's this idea now that it is good for you, but
it's, it's, it's tough because it's, uh, what is, what is snacking due to our body or brain?
Uh, our digestion system, when we're every couple hours
putting something in our mouth?
Even if it's a few nuts or a fruit or a protein bar, like what is that doing to our brain
and our digestive system?
Yeah.
And this is the big thing that I've had.
And, you know, I talk about this in the obesity code is because our body really, um, exists in sort of one of two
states. You're either in the fed state or you're in the fasted state. Okay. So when you're in the
fed state, you're eating insulin is going up. And as insulin goes up, it's job, like it's normal
job is to tell your body to store those calories. Okay. So you can store it as glycogen, which is
sugar, or it can store it as body fat.
But that's the point. So you eat lunch or dinner, there's way more calories in that meal than you
can use right at that point. So you want to store that. So when you don't eat, which is anytime you
don't eat is called fasting. So when you fast, that means your insulin has been a drop. And
that's the signal for your body to now start pulling those calories out of storage, right? And that's the reason you don't die in your sleep every
single night is because we have the ability to hold some of those calories in storage.
So in the fed state, insulin goes up, you're storing calories or body fat. In the fasted state,
you're not eating, your insulin is dropping and you're using calories you're in one
or the other you can't do both at the same time so if now you say okay when i'm eating i'm storing
i'm not using calories is that right every time i eat down i'll store i'm not burning body fat
you're not burning body fat because you're putting in sugar, for example, and that sugar is going to signal that, hey, sugar is coming in.
Use the sugar that's coming in.
Don't burn anything off my body.
Exactly.
Keep all that stored fat.
Keep it.
Just keep piling it on, right?
Exactly.
So the only way that you can actually use the body fat is to let the insulin fall and not eat.
So if you are now eating constantly, so the minute you
get up, somebody tells you, oh, you have to eat, you can't skip breakfast, blah, blah, blah, blah.
And then you have to snack all day long. So now if you look at studies, the average duration of
how long people eat for is about 14 hours and 45 minutes. That's the average. So if you start eating at 8 a.m.,
you don't stop till 1045 p.m. That's on average. That's the average.
14 hours. You mean a 14 hour span of eating from the start to finish, right? You may not be eating
every moment, but you're eating every few hours within a 14 hour window.
It takes about four hours for you to switch over into the fasted state.
So the point is that before where you'd eat breakfast, lunch, dinner,
and by 6 o'clock you're done, you know, boom,
now you shift into using those calories,
and your mom would say, oh, you need time to digest, right?
That's what she sort of said.
But the point was that you need to start using those calories
that you stored up during your mealtimes. And that was the secret, that you need to start using those calories that you stored up during your meal times.
And that was the secret, that they could stay relatively slim.
Now, if you're eating constantly, then you never give your body a chance to switch over into that fasted state and start using those calories.
The problem, of course, is that insulin stays high, which tends to keep your body storing calories.
Your body, so the high insulin, for example,
blocks fat burning, you can't burn your fat stores, because your body's like the instructions
that I'm getting is to store energy, not use energy, I want to keep my stored energy for when
there's a time that there's no food. Problem, of course, is that there's never a time there's no
food, right? Every day is the same. Same thing, right? 14 hours of eating, and that there's never a time there's no food, right? Every day is the same thing,
right? 14 hours of eating and no time of not eating. And that's the point. So now if you
understand the problem, you can say, well, how am I going to change this? Well, it's simple.
Increase the amount of time that you're not eating. And that's all intermittent fasting is.
If you eat one meal a day, for example, or if you eat within an eight-hour window or a four-hour window or whatever, what you're doing is you're simply allowing your body to use the calories that have been stored, which is body fat predominantly.
But that is precisely the reason you carry body fat.
Like that body fat is not there for looks.
It's there for you to use, right?
And that's the whole point.
What's so bad about using it?
If you don't eat, you're going to burn it.
Well, so again, go back to the 70s.
And everybody says, oh, you can't fast.
You can't fast.
Well, you know, they're eating breakfast, lunch, dinner.
And if you're a naughty boy, you got sent to bed without dinner.
So you went from 12 o'clock to 8 a.m., 20 hours.
You look good the next day.
You're like a queen.
You got a six pack.
It's burning fat.
Exactly.
And nobody died.
Nothing bad happens, right?
There was nothing wrong with that.
And hopefully you learned your lesson too, right?
And that's the whole point is that there's nothing wrong.
It's a natural part of our human physiology. If we couldn't
survive without eating, like we would not be here today because when we were cavemen and cavewomen,
they didn't have food every day. Exactly. There might be a stretch of three, four, five days
where there was no food and therefore they had to survive on their own body fat, which they
did. And that was the whole point. So let's let our body, you know, use it because that's the
most natural thing to do. What's the process for you, your day-to-day life? Do you eat one meal a
day, two meals a day? Do you fast every month for a day? Are you always doing intermittent fasting?
Is there a downside to intermittent fasting? What's your process? Yeah, I usually do a lot of sort of,
I rarely eat breakfast. And I'll tell you that it didn't come. I mean, I started this in medical
school. And that was mostly because I really wanted to just roll out of bed and go like,
you know, I'd wake up literally like five minutes before I left.
I brushed my teeth, put on some clothes and rolled out the door. I was, you know, it's just a,
it's just that the way I was. Right. And so I, I don't eat breakfast now because again,
people say you have to eat breakfast. You have to eat, but there's actually nothing
magical about breakfast. If you don't eat breakfast, what's going to happen? Well,
my body, which is now burning fat because I've had eight hours of sleep, it's gone into sort of fat burning mode, because that's the storage form of calories,
or it's burning sugar, is just going to keep doing it, right? There's nothing wrong with it. So
a lot of times I try and confine myself to sort of an eating window of sort of six to eight hours.
And then once in a while,
when I get very busy, I will do a 24 hour fast, which is a one meal a day. And then every so
often, I'll do a longer fast. And the longer fasts are actually not as bad as you might think,
but they really disrupt your schedule sort of socially, it's a tough one, because a lot of our
socialization happens at meals. So I often have dinner with my family, for example,
and doing those longer fast is really, really disruptive to that sort of thing,
which is why when you look at traditional societies, like if you look at, say,
you know, during major religions, for example,
there will be a period of fasting that's sort of universal.
So, you know, everyone's doing it.
So no one's feeling exactly because they smell the
food and they're like, exactly. So if you're, if it's like good Friday or during Lent or during
Ramadan for Muslims or, you know, during Yom Kippur for Jews or whatever, everybody's fasting.
So it's actually terrifically easy because you're not disrupting the sort of social fabric of your
life there. Whereas nowadays, if you fast and I've done this, it's just really hard to do. Physically, it's not hard,
but it's hard. And I do it mostly, you know, when I when I've gained a bit of weight, usually after
the holidays, and after a vacation, I will sort of schedule a longer fast right after because I know
that I can lose that weight very quickly. But that means I can
enjoy myself like a couple years ago, I went on a cruise and really ate too much. Just a lot. I had
a lot and I knew it and I could feel it in my pants were tight and stuff. So I did sort of a
three or four day fast. And I'll tell you by the next week, I was back to my normal weight. Well,
that's great because a week and but I got
to enjoy the whole week prior, where I really didn't look at what I was eating or how often
I was eating or anything. I was like, this is my vacation, I'm doing this. And at the same time,
I know, hey, I've got this next, you know, after this week, the week after, you know,
very little to eat. And it gives you a great tool to use if you need it. Right.
Yeah. It's almost like either every day don't indulge and balance and create a schedule where
you're only eating in a certain window of time, whether it be four, six, eight hours, which I'm
hearing is kind of the, uh, which would be a great standard to have between four and eight hours of
a feeding time. Is that right? Yeah. Yeah. I mean, if you want to lose weight, you can do very well, of course,
with a sort of standard 70s style, sort of 8am to 6pm, which in a 14 hour fast,
every single night, remember, they're doing a four 12 to 14 hours, say, every single night
without even thinking about it. Like that's a secret, because they don't even think about
that. That's just a period of time that they're not eating, right?
But now, of course, the traditions are different.
You can eat anywhere you want.
You can eat in the theater.
You can eat at your desk.
You can eat in a car.
Like in the 70s, stuff like that didn't exist.
You didn't eat in a meeting in a boardroom, for example.
Now you go to a meeting in a boardroom
when there's food everywhere, donuts and cookies, right? Somebody's ordered a plate of bagels or something like that, right? It's like, well, why? We're having a meeting here, right? So that's the thing. So you can do very well with that kind of, you know, eight hour eating window, 10 hour eating window, you can do very well with it. But if you're not doing well, then you can extend it. And that's the beauty of
it, you could extend it as much as you want. Right? So if you think about fasting, you could
go three days, you could go five days, you could go 30 days, people do that all the time. But no,
no food, no food. Yeah. So if you look, if you think about fasting, so, what the amount of energy that you need, so a pound of fat has 3500 calories,
roughly, if you need about 1800 calories. So that's for like a regular person, not like an
athlete or somebody who's working out a lot. It takes about half a pound of fat per day.
So if you're dealing with a lot of obese people, like a hundred pounds overweight, you could go 200 days.
You know, if you want to lose a hundred pounds, you could go 200 days without eating before you
get and survive and survive. Exactly. And be okay. Exactly. Be perfectly fine because this is a very
efficient fat is an efficient store of calories, right? It's very efficient. That's why we developed
this to keep you alive when there's no food around. Exactly. So use it. Does it affect your digestive system? Does it mess with
your metabolism if you don't eat after a certain amount of time? And what happens when you start
eating again? Does that affect your, again, your stomach, your intestines, your colon,
your metabolism? What's affected there? And this is the interesting part is that everybody thinks
that fasting is like the worst thing you can do when you actually look at the science of what happens during fasting,
it's actually one of the best things you can do for yourself from both a mental standpoint and a
physiologic standpoint, assuming of course, you're not malnourished, right? I mean, I'm assuming if
you're the average American who's, you know, 10, 20, 30 pounds overweight, then this is something
that actually has a lot of benefits.
So there's a lot of sort of myths around it. One is that you're going to burn a lot of muscle.
And the truth is that you don't, I mean, when you, you know, if your body, your body stores
energy as body fat, so people say, Oh, you're going to burn muscle. It's like, well,
you've got to think that our body is so stupid that it stores energy as fat, but the minute you need it, it starts burning muscle, right? Like, why would our body be so stupid? And if it were so stupid, how did we survive, right? And it's like, you know, if you save firewood all winter for the winter, and then as soon as it gets cold, you chop up your sofa and throw it into the fire. It's like, why would you be so stupid? Right? Our body's just the same. It's not that. So, you know, and I know, and everybody knows that the
way that you build muscle is that you exercise, right? So if you have, you know, lift heavy
weights, then your muscles become stronger. It doesn't become stronger because you eat,
right? That thing does nothing for building muscle. Like, otherwise,
we'd be, you know, the strongest nation on earth. But we're not, we're the fattest nation on earth.
So that's the whole problem, right? I mean, you're confusing two completely different things.
There is a point during fasting where there is a little bit of protein breakdown. And that's where people get very confused and say, well, you're burning muscle, but you're not protein
is not the same as muscle. So our body has all kinds of protein, including all the
connective tissue, like the skin and stuff that holds stuff in place. And some of that is often
burned off. So for example, when you look at those shows where people get surgery, and they lose 150
pounds, they get all this flappy skin, that's not excess fat, that's excess protein.
So that's, you know, it's functional tissue that you've never used up. So we actually see very little of that problem when people fast, because there's a small period of time where they're
actually using up the protein, your body will maintain its musculature based on what exercise
and stuff you're using. So another big myth of muscle burning is one thing. The other big, big myth is people talk
about as a starvation mode or metabolic rate. So metabolic rate is the amount of energy that your
body uses in a day, the number of calories you burn in a day. And this is what we see if you
simply cut calories. So this is a standard medical advice, cut 500 calories a day and you'll lose a pound of fat a week.
What happens, of course, is that you cut 500 calories a day and then your body quickly
reduces the amount of calories it uses by about 500 calories. So now you're actually not losing
any weight. That's what happens all the time. Why does it stop burning those calories?
Well, it stops burning the calories by reducing its metabolic rate.
So the metabolic rate is the energy that your body uses to, say, generate body heat, your liver, your kidney, your heart, and so on.
We've known this for 100 years, that if you simply restrict the number of calories but keep the foods very similar,
what happens is that your body is going to start using less. So because
it doesn't like running a deficit, right? It's just like, if you normally make $100,000 a year,
and you spend $100,000 a year, now you make 50,000, you don't keep spending 100, right? It's
it's you're gonna you're gonna get thrown into jail. But so you reduce your expenditure, same
as a body. So it's getting less. So it's going to use less.
And that's the natural reaction is it's,
it's important because it's a survival response.
It cannot do anything different.
So it's almost like you need to be extreme in your use in order for it to burn
and kill off these cells that might be harmful to you.
But if you just do a little bit,
I'm going to eat a little bit less today, it's not gonna do that much.
It doesn't work. And people assume that if you go to zero, which is fasting, say you fast for
a full day, you have zero calories, you don't die, right? Because what happens is completely
different. Now you've lowered your insulin, so you're changing the hormonal profile of the body.
Now you've lowered your insulin, so you're changing the hormonal profile of the body.
And as you do that, you're now switching fuel sources.
So instead of using food as your fuel, you're switching it into body fat, just like those hybrid cars where you go from gas to electric, right?
So it's using food.
And then boom, it goes, okay, I have no food coming in.
I need to switch over now into body fat. And then it goes, whoa, I have no food coming in. I need to switch over now into body fat. And then
it goes, whoa, I have like 500,000 calories of body fat here. So why do I need to cut it down?
And the point is that it doesn't because assuming if you have no body fat, of course, it's a problem.
But for people who have adequate stores of body fat, which is most of us, and truthfully,
most people do it for weight loss, too much body fat, then
what happens is that there's so much there, why wouldn't you use it? Because it's a fuel source.
That's all it is. That's the way you have to look at the body fat. If you're eating all the time,
you can never use your body fat. Because your insulin's here, your insulin's high,
you're using food, then you get hungry. So you eat some more,
right? You have a snack, you have a low fat muffin, you stay here, there's you can only burn food, all that stuff over there, those 500,000 calories of body fat are completely inaccessible
for your body. So if you simply dial it down like this, and say, Okay, instead of 2000 calories,
I'm going to eat 1500, I'm going to eat 10 times a day, keeping myself here. Now you only have 1500 coming in, you can only burn 1500. You can't access that.
If you go to zero, you go boom, and then your body burns the full 2000. So they did a study,
for example, where they took people and fasted them for four days and measured how many calories
they're using. They also measure their VO2, which as you
know, is something that it's a measure of how much cellular work your body is doing and what they
found. So they measured the metabolic rate at time zero. Then they measured it at four days of zero
food and they were burning 10% more calories than they were per day than they were when they were
eating. The VO2 is 10% higher,
you're doing more work, your body is actually not shutting down is revving itself up. And again,
there's a good physiologic reason for that. And we know that when insulin goes down, when you switch
yourself into this sort of, you know, mode that you're burning fat, other hormones go up, including
your sympathetic nervous system, which is your noradrenaline. So you're actually pumping your body up.
The reason for that is sort of, again, it's a survival response. So imagine again, we're cave
men, and it's winter, and there's no food. So if you don't eat for two days, and you get weaker,
you're never gonna die again, you're gonna to die because every day is going to be harder. You're going to circle the drain. So our body's just not that stupid, right?
So what they do is that your body says, okay, there's no food coming in. Boom. I'm going to
switch you over to body fat, and then I'm going to pump you up so that you have energy. You go out
there, you go kill that woolly mammoth. You're focused, you're clear, you're in the zone,
everything. Exactly. And that's the reason that we actually pump ourselves up. You're focused, you're clear, you're in the zone, everything. Exactly. And that's
the reason that we actually pump ourselves up. And the mental aspects is actually fascinating
because people also say, well, I have to eat because I have to concentrate. It's like your
concentration is actually much higher when you don't eat. Think about when you had a huge
Thanksgiving meal. Well, were you really sharp or did you really want to just lie down on the sofa and watch
some football, right?
You don't have any sort of focus.
But if you think about animals, it's the same thing.
Lions, they just eat.
They're just like lounging around.
But if you're the hungry wolf, that is a very dangerous animal because he's focused.
He's ready to kill you.
Same thing for us.
Our level of concentration and our mental ability, mental agility goes up significantly when we're hungry.
Like if you think, oh, you're hungry for this, hungry for that, that doesn't mean you're falling down lethargic.
It means you're focused.
So it's interesting because there is this book a few years ago called Unbroken, which is a biography of this fellow who went to a prisoner of war camp in World War II Japan.
And he's talking about starvation.
And they were literally starving. They eat like almost nothing for the full day.
And he's talking about how his other prisoners were doing these incredible mental feats.
So one guy was reading a book entirely from memory.
Another guy learned all of Norwegian in a week.
And so the guy says, this is simply the mental clarity of starvation.
So it was incredible.
It's like it was so widespread.
Everybody was starving.
And they'd see these incredible feats that nobody else in the world could do all the time because your mental ability
is ramped up to such a high degree. And then, you know, in the ancient Greece, the ancient
mathematician, Pythagoras, he would require his students to fast in order to come to his class
because otherwise he thought they had no mental agility to learn this stuff. And it's like, wow, this is incredible, completely different than what we were
taught. But again, same thing, our body's actually ramping up, ramping up, because again, our major
advantage over the lions and tigers and bears is really that mental ability. But isn't there a period of time in the day for most people
where they feel, man, I'm really hungry.
I can't focus.
I can't concentrate because I'm starving.
I want food now.
And it's actually hurting them and focusing.
It's almost like a window of time where you have to deal with that period
and then it switches on into, okay, I'm not hungry anymore. I haven't eaten in a day,
but I'm not hungry anymore. And I'm focused. Isn't there this kind of window of time?
There absolutely is. So this is why it's important to get, you know, to understand
what happens during fasting so you can prepare for it. So if you look at hunger during fasting,
so they've done again, studies where they fast people
for 24 hours, and they measure a hormone called ghrelin, which is the hunger hormone, the higher
it is, the hungry you are. Turns out that our ghrelin peaks three times a day, breakfast, lunch
and dinner. So you get hungry at, you know, 12 o'clock, it's lunchtime, you get hungry. So it's
a learned response. The question is, what happens if you don't eat? Does hunger keep going up and up and
up? It doesn't. In fact, the ghrelin actually peaks, and then it just falls. If you don't eat,
it will actually just fall down. And it will fall down within a couple of hours, right to baseline,
which means that your level of hunger at 1230, one o'clock, you're hungry, no question about it.
hunger at 1230, one o'clock, you're hungry, no question about it. If you don't eat by three,
four o'clock, that hunger level is actually the same whether you ate or you didn't eat.
What happened? Well, your body simply took the calories it needed from your body fat,
you took that meal from your body fat, and your hunger went down. So that's really interesting.
So if you know that it's a wave, right, you just have to let the sort of wave pass over you.
I often tell people you will get hungry.
Okay, don't pretend that you're not because you will.
What you got to do is prepare for it and say, okay, well, if you get hungry, then you either, there's several things.
One, stay busy, you know, keep doing stuff.
Don't just think about how hungry you are.
So we all have had this where we're, you know, working on some kind of, you know,
doing work at work, or if you're doing some kind of, you know, home renovation or something, I did this all the time where I'm like painting, you know, the house or something like that, right.
And I'll just power right through because I just want to get it done. And I'm not hungry at all,
because I'm so busy, I'm so focused on doing the work that I just forgot about it, right? You see
this all the time, you know, people who go to the casino and people who play video games, they just get so engrossed.
So that's one strategy. The other strategy is to get something like green tea or coffee that you
can drink. By the time you finish, you know, a big cup of green tea, the hunger will have passed,
but you know that it's going to pass. And that's the point, you know, it's not going to get worse
and worse and worse. And that's how you do it.
What's even more interesting, actually, is if you look at multiple-day studies where they fast people for three, four, five days.
The ghrelin peaks, and then after about two days, it starts going down.
So by day two, day three, as you get to day four, day five, the hunger almost completely disappears.
It's actually
fascinating if you've never done it. So I've done a few of these four or five day fast. And it's
interesting because there's actually no physical sense of hunger. There's a whole lot of, hey,
that slice of pizza looks really good. I really want to eat it. But there's no actual physical
hunger. So if I hadn't seen it, which is hard now, of course, with all the advertising and all this sort of stuff, I would have actually gone right by and done it.
But the point is that the hunger is something that you have to learn how to deal with.
It's not impossible because, again, one of the big objections to people with fasting is that nobody can do it.
Like, it'll work.
Sure, if you don't eat, you'll lose weight.
But nobody will do it.
with fasting is that nobody can do it. Like it'll work. Sure. If you don't eat, you'll lose weight,
but nobody will. Well, you know, that literally millions of people throughout history have done this. Look at Ramadan. You look at Yom Kippur, you look at Lent, like when people say, okay,
we're going to fast together because our strength is in our togetherness, right? You know, it's good
Friday. We're not going to eat for this amount of time.
Well, that's, that's how people did it, right? They supported each other, there was no food around somebody's not frying up, you know, steak while you're trying to make cookies. Yeah, exactly.
So that's how you do it, right? You get yourself a supportive community, you know, you figure out
something that you really love to do that keeps you active
during that time. And and that's how you get through it, right. And while you do that,
of course, your body uses up the body fats, you're going to lose weight, it's going to use up the
blood sugar, which is going to keep you from becoming diabetic, and it's insulin is going
to fall, which is going to reduce your risk of cancer in the long term, as well as those other conditions, obesity and type 2 diabetes, which puts you at such high risk of cancer in the first place.
You're doing all kinds of good stuff for your body, and it's completely free.
You don't have to spend money on it.
And this is the part that's crazy.
And this is the part that's crazy. It's because if you think about the number of diseases that you can make better, heart attacks, strokes, cancer, diabetes, which is the leading cause of blindness, of kidney disease, of amputations, the secret to managing all of these things is not more medicine and surgery, it's less. It's actually within our grasp because fasting is free to every single person on earth. You can do it literally right now and start right now on the path to
getting better. It's just a matter of having that knowledge to do it. The people tell you,
oh, you can't do it. You can't do it's like that's not true we all used to do
it right if you think about you know a you know a community of like you know on yom kippur like
millions of jews around the world are doing it or ramadan millions of muslims are doing it or
you know millions of catholics are fasting during good friday like my priest used to tell me all the
time during lent you, you know,
fasting, like that's all he talked about practically. So it's such an incredible
tool that we've just sort of forgotten about, and yet has more power than almost anything else to
prevent all of the diseases. And we don't have to charge anybody anything. We're not trying to sell
anybody anything. We're just trying to tell you, yes, you can do it.
Because if you have too much weight and it's putting you at risk of this cancer, then let your body burn off that sugar.
Let your body burn off that fat.
A couple months ago, I did a four-day fast where I just had water and a black coffee a day.
And it felt incredible. First couple of days was challenging, but by day three, I was like, I'm in the zone and I felt good. I looked younger. I felt healthier.
Um, I was doing it for more of like seeing what I could do in my mindset and seeing what it would
do for my, you know, kind of cleaning out my system. I just so happened to lose seven and a half pounds. It was burning a lot of excess
fat. But I just felt better. I felt more confident. I felt like, oh, I could do something challenging,
which gave me more strength in my mind. It was a spiritual experience in a lot of ways.
my mind. It was a spiritual experience in a lot of ways. And I'm curious, what are the other myths about fasting that people are afraid of that, that you've debunked? I mean, the point about
being healthier is one of these things that people think it's super unhealthy for you. It's actually
one of the healthiest things you can do, as long as you're again, not underweight, and you're doing
it safely, right? You're not on a bunch of medications that need adjustment and that kind of thing.
But there's this whole recent scientific sort of revolution into this process called autophagy,
which has been, you know, very, very topical, people have been going crazy on it, because in
2016, one of the Nobel Prizes in medicine was awarded to one of the early researchers.
And what it showed is that when you fast, and you turn down these nutrient sensors,
then your body actually starts to activate a process called autophagy. And autophagy
is where your body breaks down these sort of subcellular organelles and just gets rid of
them, right? It breaks it down and recycles them. And everybody thinks, well, if you're breaking
down stuff, that's bad for you, right? You're breaking down protein is bad for you. It's good
for you because the first thing you need to do whenever you want to renovate, for example,
say you want to renovate your bathroom, the first thing you got to do is throw out everything in there, right?
That avocado green tub has to go.
Otherwise, you can't put in a new tub, right?
It's just the way it is.
That's just, so your body works the same way.
The first thing you have to do is get rid of the old junky, old protein.
You got to break it down.
You got to kill off those cells.
Yeah.
You got to destroy them,
rip them off the body and let them whatever. Stuff you don't need. Or they flush out your
skin or whatever they do, right? Exactly. The skin proteins, the connective tissue,
all of that goes. And it's not like the body knows what it needs and doesn't need. What happens is
that everything starts to go. And then the stuff you need, like if you're still exercising,
your body's like, Hey, I still need those muscles. I'm going to rebuild that.
So that's the key, that one of the things that activates during fasting is actually growth hormone.
So if you fast for 24 hours, your growth hormone level is like four times what it is when you're eating.
Yeah.
And it sounds very strange.
Why would growth hormone goes up?
Well, it's because of this whole process where you want to break down stuff.
As soon as you start to eat it, you want to rebuild all of it. So the Nobel Prize in medicine,
which is Dr. Osuni said, this is the body's intracellular recycling system. So it's not
let's flush out all our old stuff. It's not flush it out and rebuild into new stuff. But if you
think about it, that's incredibly powerful, because that's the
whole process of rejuvenation, right? Get rid of the old stuff, bring in new stuff. It's like
renovating your body, right? So all the cells in your body undergo this process of regeneration
that you're not going to get if you are eating all the time. So this is this whole, you know,
in people who are very interested in wellness, a lot of people are looking into this
autophagy and so on. And you get this, this point where you're doing, you know, so you've done these
longer fasts, it's like, wow, this is you just feel really good about yourself, you know, you're,
you're full of energy, right. And this is the thing that I thought very strange when I did my
first sort of three or four day fast is like, I have a ton of energy, like I could feel like I could do anything. My friend who used to work,
he's a he's a doctor. And he worked a lot of nights and stuff. He said, it felt like my brain
was like on fire. Like I thought I could do anything and everything faster than I could and
better than I could ever do it before. Interestingly, another friend of mine who's a cardiologist,
so he's a heart specialist, he says, you know, I used to, he played piano for his whole life.
And he says, there's always this piece that I couldn't play. And then as soon as I started
fasting, I noticed that I could start to do it. Wow, that's incredible. Right. And the doctors,
when I talk to the doctors, they actually instantly see the logic of what I'm talking about,
because they know the physiology, what happens in the human body. Because what I'm talking about, which is
what all the stuff we know about medical physiology is in contrast to all this stuff that people tell
you about fasting, which is so you can't do it, and it's dangerous, and it's really bad for you.
Whereas the opposite is true, right? It's actually part of a natural cycle, right? It's
feeding and fasting, feeding and fasting, right? You don't part of a natural cycle, right? It's feeding and fasting,
feeding and fasting, right? You don't feed all the time, you don't fast all the time.
But we've gone so far into that one thing. So yeah, I mean, this whole point of autophagy is
very, very interesting and very topical. If you look at studies of longevity, for example, in
animals, the only thing that really makes people makes animals in the lab
live longer is caloric restriction. And so even almost 100 years ago, people were talking about
it and saying, well, you can try and restrict your calories. But if you do that day after day
after day, it's really hard. So fasting may be a better way to go, which is something they figured out sort of
ages ago, because if you look back, that's how people thought of fasting, that people called it
a cleanse, detoxification, you know, reawakening, spiritual, you know, purification, that kind of
thing, right? There's this whole sense of rebirth and something super healthy for you, which got turned in the 80s into something really
bad for you, right? It's strange how things work, but without any sort of scientific evidence,
and as we become as a nation more overweight, it becomes even more important. And that's just one
of these sort of fascinating things. So, you know, it's not like something I just made up.
It's like literally the oldest dietary intervention in the books, right?
I'm just rediscovering this and trying to tell people, hey, there's a lot of good medical
science that tells you this is actually something that is applicable to what we're seeing today
in our healthcare.
And you can do something like you don't need your doctor.
You don't need your dietician.
You can do something about it right now for no money.
Right.
And there's the sciences all there.
Right.
Imagine how much money you can save as a society if we got rid of this
problem.
And it's like,
Oh my God,
like the, the,, it's mind blowing.
Well, I think that's part of the issue is the reason it's not popular, I guess, is because businesses make a lot of money on medicine. Businesses make a lot of money on selling
more food, not selling less food. And therefore people want to make more money. And so they have
to market their products. They have to market their products. They have to market their medicines.
They have to market their foods to try to sell more of it, not to say, oh, just have a few of these.
Just have a couple of cookies a day.
No, they want to sell boxes of cookies, right?
It's not like they got to make money.
As in their mind, this is a business to be run, and we need to sell more and more.
It means more people need to eat sugar refined sugar breads all these things
uh refined oils refined meats refined fats all these things you said that are horrible for us to
eat the company's making them in order for them to survive financially they need to sell more of
these things to us which is a challenge it's it's a real problem because if you look at, say,
the doctors and the dieticians, you go to conferences,
they're sponsored by Kellogg's and the breakfast makers and so on.
And it's crazy.
I was watching this show the other day, one of these TLC shows
with these very heavy women.
Anyway, they're trying to lose weight,
and they're taking these protein shakes.
I'm thinking, and they couldn't drink it it was horrible stuff they tasted really bad so they spit it out i'm thinking somebody's just trying to make a buck on you because you should
just drink water let your body use the fat and use the protein from your own body why would you want
to drink two of these protein shakes a day except that somebody wants to sell
it to you right you're being played here you're drinking this horrible horrible tasting stuff and
they're spitting it out they couldn't take it it's like oh this the whole thing is so sad because
it's like if you knew you could simply take nothing at all and be far healthier and save
yourself a lot of money. It's a sad,
sad sort of state of affairs that we get into. What would you say are the top four or five
benefits of fasting then? If we had to recap that part of it, what would you say are the top five?
I'm hearing it's free. That's one of them. Yeah. So it's free. That's a huge thing.
Really, you can add it to any diet because remember that it does not tell you what to eat when you're eating. It only tells you what the period of time that you're not eating. So whether you're a vegetarian or carnivore or paleo or keto or whatever you want to be, even if you want to eat fast food all day, it doesn't tell you you can't eat fast food. It tells you that during this period of time, don't eat.
So you can add it to any diet, which is incredible because now we're pulling on a completely
different lever.
That is, if you think about weight loss and nutrition in general, there's two levers,
right?
We always think of the what you're eating, right?
Eat more vegetables.
That's great.
But what if you don't like vegetables, right?
Well, that lever doesn't work, right? So here's a completely different lever, you're talking about, well, there's this
other thing I can do to lose weight or get healthier, right? So you can add it to any diet.
It's, it's completely flexible. That is to say, you can do it whenever you want, or if you don't
want to, if it's Christmas, and you do not want to fast for these few days, then you don't have to.
If you decide to fast longer after Christmas, then sure, you can do that.
That's completely up to you.
It's not like you're locked in.
You know, the fourth thing is that it's very simple.
So if you look at a lot of diets, that is to say, say you're on a paleo diet, it's a great diet,
right? But it's like, this is paleo, and this is paleo, and this is not paleo, right? It's complex
or keto or whatever you want to be. So it's very difficult for some people to understand. And I've
tried to explain sort of these differences, because they'll always get confused. And you
always get the is this keto or is this paleo or whatever. Whereas fasting is very simple. It's like you can drink water, and tea and herbal tea say, that's it, everything else
you can't eat, right? So it's very simple to explain to somebody. It makes it very easy for
them to follow. Because it's very black and white. If you ate a peanut, that's not fasting, right?
Yes, it's not a big deal. But at the same time, that's not fasting.
And then the other thing is that it's powerful, right?
Because if you follow any type of a diet, there's always a natural limit.
So say you want to lose weight.
And so you say, I'm going to do a keto diet or a paleo diet or a vegetarian diet.
So you do a vegetarian diet and you lose a few pounds, but not as much as you want.
Well, you can't go more vegetarian than vegetarian. You're already vegetarian.
Exactly. So what else are you going to do? There's nowhere else you can go more keto,
or you can't go more paleo, whereas there's no actual upper limit to what you can do in terms
of fasting. And it's powerful because you're eating zero, which means that it is by
definition for weight loss, the most powerful diet there is. Like, absolutely, you cannot lose more.
If you put any calories in your body, no matter what diet you're on, you're not going to lose as
much as if you had zero calories. Exactly. So that's the whole thing. It is the most powerful diet. It's the
most powerful weapon you have. But it's like, okay, well, why would you not want it, right?
If you have a lot of work to do, you want the best tool. That's it, right? This is the best tool. And
somehow we said, don't ever use this, right? It's like, why? If you use it, you'll actually get all
these other benefits. So it's just free. It's available, it's simple, you know, you can do it with any diet,
and it's powerful. And you actually don't have to stop, you can actually keep going, you can,
you know, do a seven day fast and take a little break to another seven day fast. And you can't
go lower than zero, there's no way it is possible physiologically to go less than zero so it is the most powerful diet
so there's so many benefits and yet for for years i'll tell you when i started using it with with
patients in about about seven or eight seven years ago maybe it was like the stuff we saw was just
incredible people were like coming off their medications they're reversing their type 2
diabetes they're losing weight it's like you, all from this simple intervention that is literally the oldest
one in the book.
Thank you so much for listening to this episode.
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are and what you're up to. The next part of this episode is all about the science of intermittent
fasting, foods to live longer and how to reverse type 2 diabetes. I'm excited about this one as
I've been trying to learn more about intermittent fasting for myself and fasting in general.
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And as always, I want to remind you that you are loved, you are worthy, and you matter.
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You know what time it is.
It's time to go out there and do something great.