Everything Everywhere Daily: History, Science, Geography & More - Scurvy
Episode Date: May 21, 2021When Europeans began sailing the high seas on extended voyages, the most deadly thing they encountered wasn’t enemy navies, starvation, or even shipwrecks. It was a painful disease where your body w...ould literally start falling apart and it killed more than 2,000,000 sailors between the voyage of Columbus to the middle of the 19th century. Learn more about scurvy and how it was eventually conquered on this episode of Everything Everywhere Daily. Learn more about your ad choices. Visit megaphone.fm/adchoices
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When Europeans began sailing the high seas on extended voyages, the most deadly thing they
encountered wasn't enemy navies, starvation, or even shipwrecks.
It was a painful disease where your body would literally start falling apart, and it
killed more than two million sailors between the voyage of Columbus to the middle 19th century.
Learn more about scurvy and how it was eventually conquered on this episode of Everything Everywhere
Daily.
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Any discussion of scurvy has to start with what the disease is.
At its simplest, scurvy is caused by a lack of vitamin C.
Most mammal species can produce their own vitamin C.
Humans, however, are one of the few species which cannot.
So this then raises the question. Why is vitamin C so important? Probably the most important
protein in your body is collagen. It serves as the primary component in many of the connective
tissues in your body. It's found in your cartilage, bones, gums, tendons, ligaments, and skin.
Vitamin C is a vital component for your body to build collagen. Without vitamin C, you can't
produce collagen. And if you can't produce collagen, you literally can't build the stuff which
hold your body together. This is why scurvy is such a nasty disease. Your body starts to fall apart,
and that can be incredibly painful. The symptoms of scurvy can begin after only a month without
vitamin C. It starts with just feeling sluggish, then you might bruise easily. Finally, your gums
might bleed, your teeth might fall out, and your skin might openly just start bleeding.
These are just the outward symptoms. Internally, all of your connective tissue is falling apart,
and many of your internal organs would be bleeding as well.
One unnamed 16th century English ship surgeon spoke about his personal experience with scurvy.
He wrote,
It rotted all my gums which gave out a black and putrid blood.
My thighs and lower legs were black and gangrenous,
and I was forced to use my knife each day to cut into the flesh
in order to release this black and foul blood.
I also used my knife on my gums, which were livid and growing over my teeth.
When I had cut away this dead flesh and caused much black blood to flow, I rinsed my mouth and teeth with my urine, rubbing them very hard.
And the unfortunate thing was that I could not eat, desiring more to swallow than to chew.
Many of our people died of it every day, and we saw bodies thrown into the sea constantly, three or four at a time.
The history of this disease, and how it was eventually solved, is a fascinating one, which involves discovering and forgetting the cure many times throughout history.
Scurvy was known to the ancients. There are records of ancient Egyptians and Greeks who knew about scurvy.
A fifth-century Chinese monk called Fashien wrote about how the Chinese sailors suffered from scurvy
and how they carried ginger on board to help keep it at bay.
Historically, it was never a common disease. It would appear here and there, and usually under special circumstances.
It was with the start of the age of exploration when Scurvy became a real serious problem.
When ships set out on a long voyage, they took food with them, which could be able to.
be kept on a ship. They didn't have refrigeration, and they really didn't have any food storage
technology beyond drying and salting. The typical diet aboard a ship at the time consisted of about
3,000 daily calories. The average sailor would get about a pound of salted pork or beef,
a pound of hardtack, which was an extremely dense and hard biscuit, and a gallon of ale.
There also might be some dried beans and lentils. However, there was nothing in their diet that
was fresh. Although scurvy was the most pronounced problem,
there were other nutrient deficiencies that showed up as well. The lack of vitamin B1 caused
Berry Berry, and a lack of vitamin B2 caused Pellegras. These conditions would often go hand in hand.
The weird thing about scurvy is that during this period, it was a huge problem that affected
millions of sailors. However, it wasn't as if there wasn't a lot of opinion on how to treat
scurvy, and many of the people who had theories on how to treat scurvy were right. Back then,
no one had any clue there were things called cells or bacteria, let alone molecules like vitamin C.
There weren't even controlled experiments at the time, so everything was just anecdotal evidence and conjecture.
The cure for scurvy was discovered repeatedly.
In 1536, the French explorer Jacques Cartier was exploring the St. Lawrence River in Canada, when his crew was suffering from scurvy.
The natives in the area taught his crew how to make tea out of certain pine needles, and those needles contained vitamin C.
Early Portuguese explorers who sailed around Africa to reach India planted fruits and vegetables on the island of St. Helena, for ships to be.
to stop and get fresh supplies on their voyage.
In 1579, Spanish monk and Dr. Augustine Verfan recommended the consumption of oranges and lemons.
In 1593, British Admiral Sir Richard Hawkins advocated consuming orange juice and lemon juice
to cure scurvy. While many people were right, there were also a lot of wrong ideas.
Many people thought that scurvy wasn't a deficiency in something. They thought it was due to
eating the salt pork or the salt beef on a ship. Others had the crazy idea that it was due to
sailors who long for the earth.
They thought the cure was to bring a box
of dirt from the home country, and
to cover the person suffering and scurvy in it
and let them take an earth bath.
One of the first people who can
be credited with taking a major step
towards solving the problem of scurvy in a practical
sense was Captain James Cook.
In his very long voyages in the Pacific,
he had greatly reduced,
but not eliminated, scurvy, by
requiring his crew to consume
sourcrow every day. He also
insisted on getting fresh fruits and vegetables
at every stop. The person who is credited with really solving the scurvy problem is the Scottish
Dr. James Lind. He was a naval doctor who did an actual clinical trial which showed that lime juice
worked and that it worked better than anything else he tried to cure scurvy. Lind isn't just credited
with solving the problem of scurvy, but also with conducting the first clinical trial in
medical history. His advice was eventually adopted by the Royal Navy, who in the late 18th century
mandated lemon juice be served every day to sailors.
In 1794, the HMS Suffolk set off from England for India.
The Suffolk arrived in India without a single case of scurvy,
and the reports were that the crew arrived healthier than when they left.
In 1867, Rose's lime juice was invented,
which was the first fruit concentrate,
and allowed for the preservation of lime juice without alcohol.
That same year, the Royal Navy mandated the daily consumption of lime juice for all its sailors,
thereby basically eliminating scurvy.
And this is where the term limey came from, as a pejorative for the English.
I should note that citrus wasn't the only cure for scurvy.
In 1801, when Napoleon's army was pinned down in the siege of Alexandria in Egypt,
his chief doctor ordered the consumption of fresh horse meat to prevent scurvy.
And it worked.
Fresh meat does have vitamin C, albeit not as much as citrus fruit.
That is why the Inuits who live north of the Arctic Circle and tribes like the Maasian,
Africa who eat almost exclusively animal-based diets don't get scurvy.
One reason which is given as to why Roald Admondson beat Robert Scott to the South Pole
is that Adamson learned from a previous expedition that by consuming fresh penguin meat,
he and his crew were able to put off scurvy. Scott's team suffered from scurvy, which is probably
a contributing factor to the failure of their mission. The vitamin C molecule was discovered in
1912, isolated in
1988, and in 1933,
it became the first vitamin that was artificially
produced. In 1937,
Albert Sentz Gorski was awarded
the Nobel Prize in Medicine, and
Walter Norman Hallworth was awarded the Nobel
Prize in Chemistry, both for their
work on the discovery of vitamin C.
Today, scurvy is
extremely rare, so rare that
when doctors encounter it, they often misdiagnose
it because they never see it in patients.
However, it does occasionally
occur. One such case
was a teenage boy who spent weeks playing video games consuming nothing but junk food and
Mountain Dew. Other cases have come from people who were obese, but they only consumed processed
foods and no fresh foods. Scurvy is a horrible condition to suffer from. Thankfully, due to
centuries of trial and error and 20th century discoveries, we have all but eliminated it
in the modern world. The associate producer of Everything Everywhere Daily is Thor Thompson.
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