Fibromyalgia is characterized by a dull aching pain, as well as pain from pressure applied to certain points. The causes of firbromyalgia are not yet known, but could include a variety of factors, both genetic and environmental. In addition to pain, symptoms can also include fatigue and sleep disturbances. Learn your risk factors and get tested by your doctor. Also find information on the treatment and management of pain, living and coping with the condition.