Fibromyalgia is a medical condition characterized by widespread pain along with fatigue, sleep disturbance, concentration and memory difficulties (fibro fog), skin hypersensitivity, mood disorder and there are other symptoms. The Social Security Administration recognizes that fibromyalgia can be disabling provided either one of the two following criteria are met: (1) the 1990 American College of Rheumatology Criteria for the Classification of Fibromyalgia; or (2) the 2010 American College of Rheumatology Preliminary Diagnostic Criteria.