The Forgotten Plague: Encephalitis Lethargica and the Mystery That Still Haunts Medicine - Thar Tribune
thartribune.com
It began as a whisper, a strange affliction barely noticed amid the chaos of World War I. A handful of cases in Europe, then a few more in the United States.
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The original was posted on /r/todayilearned by /u/ZenMasterZee on 2025-07-21 10:32:34+00:00.

Original Title: TIL that between 1915 and 1926, Encephalitis Lethargica, also known as sleeping sickness, swept the world. It left people frozen, awake but unable to move or speak. Half a million died or became trapped in their bodies. Then, just as suddenly as it appeared, it vanished without explanation.