avatarEdward John

Summary

In 1518, Strasbourg experienced a 'dancing plague' where up to 400 people danced uncontrollably for months, possibly due to mass psychogenic illness or psychoactive substances, with theories and historical accounts offering various explanations and descriptions of the phenomenon.

Abstract

The 'dancing plague' of 1518 in Strasbourg is a peculiar historical event where a woman's intense dancing in the streets led to a mass participation of up to 400 individuals, primarily young men, who danced for days. This episode lasted from July to September and required medical intervention. Theories about the cause range from food poisoning due to psychoactive fungi on grains, which have LSD-like effects, to mass psychogenic illness triggered by the stressful conditions of disease, starvation, and superstition prevalent at the time. Although some accounts suggest a high mortality rate, with fifteen deaths per day, Strasbourg's official records do not corroborate these claims. This incident is one of several documented cases of dancing mania throughout history, with similar events reported in different parts of Europe, including an outbreak in Aachen in 1374 that spread across the continent.

Opinions

  • John Waller, in an article published in The Lancet, refutes the ergotism theory (fungal poisoning causing LSD-like effects) because it is unlikely that those affected could dance for days or that so many would react similarly, and it does not explain the geographic clustering of outbreaks.
  • The prevalent opinion leans towards a mass psychogenic illness, suggesting that the intense stress and superstition of the era could have led to a collective 'stress-induced psychosis'.
  • The official records of Strasbourg, which document the events, do not mention any deaths resulting from the dancing plague, casting doubt on the more sensationalist death tolls reported by other sources.
  • The author draws a parallel between historical accounts of dancing mania and a frenzied religious gathering depicted in a Killing Joke music video, implying a resemblance in the manic behavior of the participants.

Strange History

That Time in 1518 When the People of Strasbourg Couldn’t Stop Dancing

The dancing plague involving up to 400 people that lasted for three months

Image by Clker-Free-Vector-Images from Pixabay

What happened?

In July 1518 in Strasbourg, a woman started dancing intensely in the street. Other people then joined in, mostly young men to begin with. Between July and September between 50 and 400 people danced for days at a time. Eventually, doctors intervened and took some of them to the hospital.

Why did it happen?

One modern theory is food poisoning. Fungi which grow on grains like rye can have psychoactive properties. The main psychoactive component of the fungi, ergotamine, is like LSD. In fact, it is the substance that LSD was originally synthesized from.

But John Waller in The Lancet considers this unlikely:

“This theory does not seem tenable, since it is unlikely that those poisoned by ergot could have danced for days at a time. Nor would so many people have reacted to its psychotropic chemicals in the same way. The ergotism theory also fails to explain why virtually every outbreak occurred somewhere along the Rhine and Moselle rivers, areas linked by water but with quite different climates and crops”

Rather, the dancing could have been a form of mass psychogenic illness that spread rapidly. The area was riddled with disease and starvation, and people there tended to be superstitious. This could have brought about a form of mass “stress-induced psychosis”. During the medieval era, there were as many as seven other reported cases of dancing plague in the same region.

Did people die?

There is some controversy about this. Some say that as many as fifteen people per day were dying during the height of it. But the city of Strasbourg’s record of the events at the time doesn’t mention deaths at all.

Other outbreaks of dancing mania

Throughout history, there have been other instances of dancing mania. For example:

In the 1020s, 18 peasants disturbed a Christmas Even service in Bernburg when they began singing and dancing around a church.

In 1237, a large group of children danced the 12 miles (20 kilometres) all the way from Erfurt to Arnstadt.

In 1278, about 200 people danced on a bridge over the River Meuse until it collapsed.

One of the biggest outbreaks started in Aachen 1374 and then spread to other parts of Europe. There were more episodes of this in 1375 and 1376 in Germany, France and the Netherlands. There were other cases in 1381 and 1418, and in 1428 a monk danced himself to death in Switzerland.

Some strange kind of euphoria

All this talk of people becoming manic and dancing about reminds me of this song by Killing Joke. You’ll understand why when you see the footage of people dancing about in a frenzied manner in what appears to be a religious gathering.

More from me…

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