Though caused by microscopic agents, infectious diseases have played an outsized role in human history. They have shaped societies, lent us words and metaphors, and turned the tide of wars. The earliest treatments for infectious diseases relied on plants like quinine and on isolating the sick. Modern medicine, however, has enabled a whole range of treatments, from antibiotics to vaccines. Humans have eliminated some diseases, but others continue to plague us. In this quiz, find out if confusion is contagious or if you’re immune to the challenge.
Headline image: Original image by Gerhart Altzenbach of Cologne. Public domain via Wikimedia Commons.