Chronic fatigue syndrome Chronic fatigue syndrome (CFS), also referred to as myalgic encephalomyelitis (ME) or ME/CFS, is a complex, chronic illness that affects about 1 million Americans. Women are two to four times more likely than men to be diagnosed with ME/CFS....

Introduction Managing chronic fatigue syndrome can be as complex as the illness itself. There is no cure, no prescription drugs have been developed specifically for CFS, and symptoms can vary a lot over time. Thus, people with CFS should closely monitor their health...

Chronic fatigue syndrome Other Names: Systemic exertion intolerance disease; Chronic fatigue immune dysfunction syndrome Chronic fatigue syndrome, also known as systemic exertion intolerance disease, is a condition that causes extreme, long-lasting fatigue which can...

Causes Despite a vigorous search, scientists have not yet identified what causes CFS. While a single cause for CFS may yet be identified, another possibility is that CFS has multiple causes. Conditions that have been studied to determine if they cause or trigger the...

Some Illnesses Cause Fatigue Feeling fatigued can be like an alarm going off in your body. It may be the first sign that something is wrong. But, fatigue itself is not a disease. For example, people with rheumatoid arthritis, a painful condition that affects the...