Since massage works directly on the muscles, it's not surprising that it can be helpful for problems of the musculoskeletal system:
Massage Therapy for Lower Back Pain
Tired of Reaching for the Ibuprofen? Try a Massage for Your Tension Headaches!
Relief for People with Fibromyalgia through Massage
Sciatic Pain Relief: No drugs, No surgery!
Massage is a Simple and Highly Effective TMJ Treatment