Most likely caused by food-poisoning. A toxic and psychoactive chemical in ergot fungi, which grows commonly on grains in the wheat family (such as rye). Ergotamine is the main psychoactive product of ergot fungi, it is structurally related to the recreational drug lysergic acid diethylamide (LSD-25), and is the substance from which LSD-25 was originally synthesized. The same fungus has also been implicated in other major historical anomalies, including the Salem witch trials. Waller speculates that the dancing was “stress-induced psychosis” on a mass level, since the region where the people danced was riddled with starvation and disease, and the inhabitants tended to be superstitious. Seven other cases of dancing plague were reported in the same region during the medieval era.
Sharp Memory – once you exercise, the amount of chemicals in your brain that encourage nerve cells to grow is increased and since dance needs you to recollect numerous steps and sequences, your brain power is boosted that helps to boost your memory. Dancing incorporates many brain functions at once- kinaesthetic, rational, musical, and emotional. Utilizing all of those at a similar time will more increase your neural activity, serving to to cut back the chance of Alzheimer’s malady and insanity.