Centers for Disease Control and Prevention
Centers for Disease Control: Chronic Fatigue Syndrome
Detailed information about chronic fatigue syndrome: what it is, what can cause it, the symptoms, and how to treat it.
Other
Cfs/cfids Bulletin
This site discribes the symptoms of Chronic Fatigue Syndrome, along with a brief history, and links to other sites.
WebMD
Web Md: Chronic Fatigue Syndrome
This article is provided by WebMD and it gives great information on chronic fatigue syndrome, or CFS. Information is given on the causes, symptoms, diagnosis, treatment, and prevention measures.