Fibromyalgia is a chronic complex disorder that causes widespread pain and tenderness to touch.
The central symptom is a chronic pain in the muscles, joints, skin and tissue that may wax and wane over time, however, there are also several associated common symptoms including moderate to extreme fatigue, sleep disturbances, sensitivity to touch, light, and sound, and cognitive difficulties. Symptoms are often exacerbated by stress.
Fibromyalgia is one of the most common chronic pain conditions, estimated to affect around 10 million people in the US with a 3-6% world population prevalence. The disorder is most prevalent in women (75-90%) and is often seen in families, among siblings or mothers and their children.