Temporomandibular joint and muscle disorders, often called TMJ, is quite simply pain in your jaw. It's much more than that, however. A poorly understood disorder, many misinterpret TMJ as simple jaw pain. Further, it's difficult to determine what the actual cause is, and in many people it is unknown even after treatment. Regardless of cause, TMJ can cause severe pain and … [Read more...] about TMJ Symptoms and Treatments