Manipulative and Massage Therapy in the Lower Thoracic and Cervical Spine in Subjects With Fibromyalgia Syndrome

Inclusion Criteria: * Diagnosed Fibromyalgia Syndrome. * Limitation of usual activities due to pain on at least 1 day in the previous 30 days. * Agreement to attend evening therapy sessions. * Non-practice of regular physical activity. Exclusion Criteria: * A history of surgery. * The presence of comorbid conditions (e.g., morbid obesity, inflammatory diseases, irritable bowel syndrome and interstitial cystitis). * A history of whiplash injury. * Severe physical disability. * Uncontrolled endocrine disorders (e.g., hyperthyroidism, diabetes). * Illness (e.g., schizophrenia or substance abuse). * The use of medication other than as-needed analgesics (excluding long-term narcotics). * Malignancy. * Psychiatric disorders. * A score of ≥ 9 points in the Beck depression inventory.