■Medieval Germans Riddled with Tapeworms

https://www.livescience.com/63758-medieval-tapeworms-human-diet.html

Sifting through preserved poop from a medieval port city in Germany, scientists discovered that the town's inhabitants were riddled with tapeworms.

The discovery also revealed a fascinating hidden record of dietary changes during that period, according to a new study. [The 10 Most Diabolical and Disgusting Parasites]