Center for Disease Control on CFIDS

http://www.cdc.gov/ncidod/diseases/cfs/cfshome.htm

 National Institute of Health on CFIDS

http://www.nlm.nih.gov/medlineplus/chronicfatiguesyndrome.html

 National Institute of Health on Fibromyalgia

http://www.nlm.nih.gov/medlineplus/fibromyalgia.html