In the 400 or so years since this bizarre event – Strasbourg's so-called "dance plague" – occurred, many theories have been proffered to explain what exactly happened. https://www.bbc.com/culture/article/20220512-the-people-who-danced-themselves-to-death
@estherschindler
I just read a fictional story today with a reference to Dance Plague, and I had assumed it was fictional as well.
Wow!