The inability to move the neck is clinically classified as a drop pillow, a very common condition that is generally caused by two reasons. The first is muscle stiffness and spasm, and the second is misalignment of the small joints of the cervical spine, both of which can cause the patient’s neck to immobilize, causing mobility problems and pain. In this case, it is recommended that the patient can choose to go to the hospital for further consultation, to relieve the symptoms through acupuncture, baking electricity and other physical treatments, and then to restore the misaligned small joints through manual reset. Generally the course of the pain will not exceed one day, there are more serious fallen pillow may also be able to reach more than 3 days of recovery time, during the period if the pain is severe, you can take oral painkillers to relieve under the guidance of the doctor.