You may be experiencing jaw pain due to arthritis, jaw injury or no exact cause. You have tenderness, soreness, aching or throbbing pain in one or both of the temporomandibular joints, around the ear or on your face. You may have difficulty chewing without pain or discomfort. You may have difficult to open or close your mouth due to jaw locked. Also, there may be a clicking sound or grating sensation when you open your mouth or chew. If you have signs or symptoms above, you m