Characterized by chronic widespread pain, fibromyalgia presents complex problems in both its diagnosis and treatment. Fibromyalgia is a fairly common condition, affecting 2-4% of the population. The condition"s prevalence has increased dramatically since 1990. The condition is not new, but has been known by various names, such as fibrositis and myofascial pain syndrome until 1990, when the American College of Rheumatology (ACR) published new classification criteria and first used the name fibromyalgia. The absence of objective diagnostic testing and the overlap with other condition often leads to a significant delay in diagnosis. There is a general misconception that the condition is unresponsive to treatment. However, published research shows that diagnosing and managing fibromyalgia leads to meaningful improvement in the patient"s symptons and quality of life.Patients with fibromyalgia often demonstrate symptons additional to pain and are consquently diagnosed with one or more...