Postprandial drowsiness.
D001066:Appetite; D001143:Arousal; D001921:Brain / Q000502:physiology*; D004435:Eating; D004569:Electroencephalography; D006801:Humans; D009747:Nutritional Physiological Phenomena; D012890:Sleep; D014364:Tryptophan / Q000378:metabolism*
D014364:Tryptophan