One should never sleep during day-time after eating. Such sleep excites phlegm and bile and brings on such diseases as jaundice, painful headaches, languor and unsteadiness, as also heaviness of the limbs, loss of lightness of the body, loss of appetite, dropsical swellings, hiccough, inflammation of the Schneiderian membrane, loss of memory and intelligence, hemicrania, urticaria evanida, erup...