Between 1915 and 1926, Encephalitis Lethargica, or 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.

  • Linktank
    link
    fedilink
    arrow-up
    9
    ·
    3 days ago

    I mean, it probably had a hard time spreading.