Temporomandibular joint (TMJ) disorders are a group of medical conditions that cause the jaw joint (called the temporomandibular joint or TMJ) to be sore and painful. The TMJ connects the lower jaw, called the mandible, to the temporal bone of the skull, which is located in front of the ear on both sides of the head. The TMJ allows the jaw to move up and down and side to side. These movements are important for many functions, including talking, .... Read more