Chronic Fatigue Syndrome (CFS)

Chronic fatigue syndrome (CFS) is a recently defined illness consisting of a complex of related symptoms. The most characteristic symptom is debilitating fatigue that persists for several months.

Chronic fatigue syndrome fact sheet (PDF,  13 KB) - Hmong (PDF,  15 KB) - Spanish (PDF,  21 KB)

Last Revised: February 4, 2015