“After osteoarthritis, fibromyalgia is the second most common 'rheumatic' disorder. Depending on the diagnostic criteria used, the prevalence is from 2% to 8% of the population.”
“Patients with fibromyalgia are likely to have a history of headaches, dysmenorrhea, temporomandibular joint disorder, chronic fatigue, irritable bowel syndrome and other functional gastrointestinal disorders,interstitial cystitis/painful bladder syndrome, endometriosis, and other regional pain syndromes (especially back and neck pain).”
Source : Fibromyalgia : A Clinical Review, Clinical Crossroads, April 16, 2014
The cause(s) of Fibromyalgia are unknown. Hypotheses include environmental, psychological, genetic, and auto-inflammatory responses. There is also a theory which suggests “central sensitization” (see: Fibromyalgia: A Clinical Update Evidence-Based Clinical Review, September 2013)
More info atWikipedia
If you have skills or interests in a particular field, and have suggestions for Wikenigma, get in touch !
Ideas for new topics, and suggested additions / corrections for old ones, are always welcome.
Or, if you'd like to become a regular contributor . . . request a login password. Registered users can edit the entire content of the site, and also create new pages.
( The 'Notes for contributors' section in the main menu has further information and guidelines etc.)