This disease is because of the poor position of the neck when sleeping or the night felt the wind and cold, resulting in acute muscle strain, spasm, this situation can do hot compresses, hot towel hot compresses, once for half an hour, twice a day, with the palm of the hand to do gentle massage, you can also use external blood pain relief cream, topical ibuprofen cream, can get better. Topical ibuprofen cream can be used to improve the condition and avoid significant neck activities. If it does not improve by resting for 5-7 days, it may be a subluxation of the atlantoaxial joint, which is caused by inflammation of the pharynx or trauma to the neck, and usually the neck is fixed in a specific position, similar to the symptoms of a child’s drop pillow, and can be clearly diagnosed by taking an X-ray of the cervical spine in the open position.