Source:http://linkedlifedata.com/resource/umls/id/C0023380
NCI: Characterized by a lack of vitality or energy.,MSH: A general state of sluggishness, listless, or uninterested, with being tired, and having difficulty concentrating and doing simple tasks. It may be related to DEPRESSION or DRUG ADDICTION.,NCI: Decreased consciousness characterized by mental and physical inertness.,NCI: A disorder characterized by a decrease in consciousness characterized by mental and physical inertness.,CHV: a state of sluggishness, listless, and apathy,CHV: a state of sluggishness, listless, and apathy,NCI: A condition marked by drowsiness and an unusual lack of energy and mental alertness. It can be caused by many things, including illness, injury, or drugs.