CFS & Fibromyalgia

Diagnosing Chronic Fatigue Syndrome and Fibromyalgia

A CFS and fibromyalgia diagnosis works by process of elimination. No single test confirms the conditions, so your doctor will rule out similar ones first.

Senior African American man rubbing his shoulder
Is Your Fibromyalgia Primary or Secondary?
Medically reviewed by Shaheen Lakhan, MD, PhD
Doctor showing digital tablet to patient
Disease vs. Syndrome in Fibromyalgia and ME/CFS
Medically reviewed by Grant Hughes, MD
Doctor feeling woman's lymph nodes
Where to Start When Newly Diagnosed With Fibromyalgia
Medically reviewed by David Ozeri, MD