Introduction Kya aap soch sakte ho — ek aam garmi ke din mai ek aurat achanak se nikal kar beech gali me nachne lag jaye, bina kisi sangeet ke, bina kisi khushi ke? Aur phir usi nazare ko dekh kar aur log join kar lein—pehle kuch, phir 100, phir hajaar tak — aur kuch hafton tak log na rukein, thak kar gir padein, kabhi kabhi jaan de dein? Yeh koi kahani nahi; 1518 ka Strasbourg (aaj ke Strasbourg) isi tarah ka ek sach tha: log literally nachte-nachte mar gaye. Is ghatna ko aaj hum “Dancing Plague” ya “Dancing Mania” kehte hain — ek aisi mass phenomenon jiska koi seedha medical jawab nahi mila. Is article mai.aapko le jaaunga uss ghane, pasine se bhare hue beech gali ke nazare mei: shuruaat karenge kisse se (Frau Troffea — jo pehli nachee kahin jaati hai), phir city authorities ke bekaar halaton se, tab ke dharmik aur samajik pressure se, aur aaj ke nazariye se jo isko ek mass psychogenic illness, ergot poisoning, ya cultural ritual ke roop mein samjhata hai. Hum dekhengé primary s...