Scientists have completed the biggest genetic study ever conducted on Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) — finally proving that the illness is biologically real and not psychological, as once believed. Researchers identified eight specific DNA regions tied to immune-system abnormalities and disruptions in the nervous system, revealing the first clear biological fingerprints of the disease. • The study analyzed genetic data from tens of thousands of patients and healthy c