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QN0BL TIL Jain scriptures dated from the 6th century B.C. propose the existence of "nigodas," tiny creatures living everywhere, in the tissues of plants and animals. It wasn't until 1646 when Athanasius Kircher wrote that milk and vinegar were "abound with an innumerable multitude of worms"
gMbW8 TIL about a group of unsung medical heroes.
Z8XEa TIL that Measles can cause immune amnesia. When infected with Measles the virus replaces your memory cells with new ones and essentially resets your immune system. You are then not only infected with Measles but are susceptible to infections that you previously had built immunity to.