Q. What causes TMJ and how is it treated? A. Temporomandibular joint (TMJ) disorders, often called TMD or just TMJ, are a set of problems defined by pain or impaired movement in the jaw joint and ...

This informational guide, part of POPSUGAR's Condition Center, lays out the realities of this health concern: what it is, what it can look like, and strategies that medical experts say are proven to ...