Fibromyalgia is a long-term condition that causes pain all over the body. The exact cause of fibromyalgia is unknown, but it's thought to be related to abnormal levels of certain chemicals in the ...

The most prevalent symptom is extreme fatigue that is not improved by rest and may get worse after physical or mental activity. Health's content is for informational and educational purposes only.

A health expert has shed light on the 'invisible' condition Fibromyalgia, a long-term ailment that causes pain throughout the body. The exact cause of this condition remains unknown, but it's ...

Practitioners claim chronic fatigue is caused by an overactive nervous ... Unlike a migraine, a headache is not a neurological condition. It is a symptom of stress, illness, or an unhealthy ...