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Overview. 1  A slipped disc in your jaw can cause painful temporomandibular joint (TMJ)-related problems, including a âpoppingâ noise that originates inside the jaw joint. 2  Friction is a massage exercise. 3  The jaw stretching exercise may relieve tension in tight jaw muscles forced out of position.
People with square jaws also are able to exert more force when they clench and cause more damage, Dr. Gelb says. When you grind your teeth or clench your jaw, youâre likely to experience a host of symptoms, including: 1  Headaches. 2  Neck aches. 3  Jaw pain. 4  Ear pain. 5  A feeling of fullness in the ears. 6  Ringing in the ears.