Dancing maniac, the interesting occurrence in southern Italy from the 15th to 17th century. These nervous disorders create an ecstasy to dance, This is caused by the bite of the Tarantula spider.
Kester explored the liable borderline between consciousness and its various possible modifications through trance in Tarantism. In this disorder, people lose control and start shaking the body which is a form of hysteric behavior.
Tarantism spread as an epidemic in Italy, caused by the bite of venomous Tarantula spiders. The effects could be counteracted by spreading the venom throughout the body and “sweating it out”, which was accomplished by dancing to a special music tarantella.