Not-for-Profit Organizations (United States)

Not-for-Profit Organizations (British Isles)

More information on each can be found on the linked websites or on

Not-for-Profit Organizations (Canada, Australia, and New Zealand)

Not-for-Profit Organizations (International)

Not-for-Profit Organizations (Japan)

For-Profit Organizations (United States)

Specialty Laboratories

Medical Specialties related to CFS

U.S. Government Resources


Gulf War Illnesses

Support Groups


The information and opinions contained in the links accessed from this website are intended for educational purposes and do not necessarily reflect the views of the International Association for Chronic Fatigue Syndrome. The board of directors of the IACFS has not reviewed the content of these web links and does not endorse or accept responsibility for the information contained therein. Only a physician familiar with a patient's individual medical history can make medical judgments and give that patient personal medical advice.