Causes Of Fibromyalgia
Brain and Hormonal Abnormalities Studies show that, in people with fibromyalgia, the parts of the central nervous system that deal with pain signals work differently than they do for other people. People with fibromyalgia can have numerous abnormalities in their hormonal, metabolic, and brain-chemical activity, but experts are not sure whether these are causes of fibromyalgia or the effect of pain and stress on the central nervous system. Some physical changes in the brain have been discovered as well....