But, Did You Try Leeches?

Leeches in medieval Europe? Yes, you read that right! Those slimy little bloodsuckers were actually used in medicine back in the day. You might be wondering, "Why did they use leeches in the Middle Ages?" Well, let me tell you, my friend, leeches were seen as a cure-all for a lot of ailments.

Back then, people believed that illnesses were caused by an imbalance of the four humors - blood, phlegm, black bile, and yellow bile. Leeches were thought to help restore balance by draining excess blood. And you know what? They were right! Leeches do contain an anticoagulant in their saliva that can help prevent blood clots.

But that's not all! Leeches also have an anesthetic in their mouth that numbs the area they're biting. So, if you were in pain, a leech bite might actually make you feel better. Plus, they're cheap and easy to find - just look in any nearby pond or stream.

During the bubonic plague outbreak in the 14th century, leeches were used as a treatment to draw out "bad blood" from the infected person's body. Of course, we know now that the plague was actually caused by fleas carried by rats, but at the time, people didn't understand the true cause of the disease.

Now, let's talk about the leeches themselves. They're not exactly the most attractive creatures, with their slimy bodies and sucker-like mouths. But those mouths are actually pretty amazing. Leeches have three jaws with tiny, sharp teeth that they use to slice open their host's skin. Then, they suck out blood for up to an hour. Don't worry, though - they only take a small amount of blood and the wound usually heals quickly.

So, there you have it - leeches in medieval medicine. They might seem gross, but they were actually pretty useful back in the day. And who knows? Maybe they'll make a comeback someday.

 Suggested Reading:

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  1. Cohn, Samuel K. Jr. The Cult of Remembrance and the Black Death: Six Renaissance Cities in Central Italy. Johns Hopkins University Press, 1992.

  2. Mitchell, Piers D. Medicine in the Crusades: Warfare, Wounds and the Medieval Surgeon. Cambridge University Press, 2004.

  3. Siraisi, Nancy G. Medieval and Early Renaissance Medicine: An Introduction to Knowledge and Practice. University of Chicago Press, 1990.


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