Starting In 1915, cases of something known as encephalitis lethargica started popping up around the globe. Symptoms were varied, but included some sort of lethargy or tiredness, with some more extreme manifestations. But exactly how many people were infected and what exactly caused this remains one of medical history’s greatest mysteries. So, yeah, we’re going to leave you hanging on that. Sorry.

Music: "Medicines" by The Taxpayers https://taxpayers.bandcamp.com/

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