@mysteryshorts81: Imagine laughing… and suddenly being unable to stop. 😳 In 1962, a mysterious laughter epidemic spread through schools and villages in Tanganyika. More than 60 years later, nobody knows exactly what caused it. #MysteryShorts #HistoryTok #UnsolvedMystery #WeirdHistory #Tanganyika

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Thursday 25 June 2026 04:50:00 GMT