Append-only living-dossier updates for “Kashasha, 1962: The Laughter That Closed Schools”.https://theanomalyledger.com/en-ushttps://theanomalyledger.com/cases/tanganyika-laughter-epidemic-1962/https://theanomalyledger.com/cases/tanganyika-laughter-epidemic-1962/In January 1962 girls at a mission boarding school in what is now Tanzania began laughing uncontrollably. The outbreak spread to villages and closed 14 schools. Doctors who studied it described mass psychogenic illness under stress.Mon, 19 Oct 2026 00:00:00 GMTPublished