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Definition of Fatigue

Fatigue: A condition characterized by a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a feeling of weariness and tiredness. Fatigue can be acute and come on suddenly or chronic and persist.

"Fatigue" is a favorite medical word. When a patient says they have been feeling unusually tired, "real tired," the doctor will usually write down that the patient presents with "fatigue."

See also: Chronic fatigue syndrome.


Last Editorial Review: 1/15/2004

Common Misspellings: fatique, fatuge

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