Unusual eventsSourced
A laughter outbreak
closed schools.
An outbreak of laughter and other symptoms spread among students in Tanganyika in 1962. It disrupted schooling and daily life.
The name sounds cheerful.
The experience was not simply fun.
Summary / translation: Unbubly · CC BY-SA 4.0
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Tanganyika laughter epidemic · Wikimedia contributors
Tanganyika laughter epidemic ↗
Adapted, summarized and translated from the source. Adapted text is also available under CC BY-SA 4.0.
Reviewed: 2026-09-30