TIL in 1854, Dr. Jules Baillarger depicted a mental illness expressed by switches between mania and depression. He named it dual-form insanity. Dr. Jean Falret described the same illness but named it circular insanity. They spent their lives disputing who first conceptualized it.

https://en.wikipedia.org/wiki/Jules_Baillarger
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gmzhjz/til_in_1854_dr_jules_baillarger_depicted_a_mental/