According to the American College of Rheumatology, “the diagnosis of fibromyalgia is based on the person’s history of chronic widespread pain and the finding of tender points by the physician in specific locations. ”
लेकिन, ज़रूरी नहीं कि जिस किसी में उपर्युक्‍त लक्षण हैं उसे FMS है ।