1. Opening exercise: This exercise is suitable for patients who have symptoms of muscle tension or pain in the joint area. By practicing stretching the relevant muscles, the symptoms can be greatly improved and the quality of life can be enhanced. Apply moist heat to the area before the exercise, which can improve the effect of the exercise. It is recommended to do 6 times a day, each lasting 30 to 60 seconds. 2, jaw exercise exercises: anterior extension exercise: jaw anterior extension exercise, determine the maximum distance and the maximum duration of tolerable anterior extension. It is recommended to do 6 times a day, each time lasting 30 to 60 seconds. Lateral exercise: jaw movement to the left or right side, determine the maximum distance of forward extension tolerated and the maximum duration. It is recommended to do this 6 times a day for 30 to 60 seconds each time.