Hippocrates – Imbalance of 4 fluids (humors)

 Hippocrates – Imbalance of 4 fluids (humors): yellow bile, black bile, blood & phlegm

 » Excess of yellow bile -> mania

 » Excess of black bile-> melancholia    

» Treatment: fluids Could be balanced by a quiet life, a vegetable diet, temperance (practice of moderation), exercise, celibacy, bleeding