Chronic Fatigue Immune Dysfunction Syndrome

Chronic Fatigue and Immune Dysfunction Syndrome (CFIDS) is another name for Chronic Fatigue Syndrome (CFS) that became popular during the 1990s.

Some CFS Organizations Still Use CFIDS In Their Name

 * California Capital CFIDS Association (CCCA)


 * CFIDS & Fibromyalgia Self-Help


 * Massachusetts CFIDS/ME & FM Association (Changed to Massachusetts ME/CFS & FM Association in 2018.)


 * The National CFIDS Foundation's Home Page


 * Vermont CFIDS Association

From CFIDS to CFS
Blogcritics Chronic Fatigue and Immune Dysfunction: Who Took The "ID" Out of CFIDS? By: Erica Verrillo "Does anyone remember CFIDS, aka Chronic Fatigue and Immune Dysfunction Syndrome? Back in the 1990s this was the accepted term for what is now called CFS, or, if you are so inclined, ME/CFS."