Cervical traction a few times will be effective can not be generalized, the condition is relatively mild, generally 2 to 3 weeks can see the effect, the condition is more serious, it will take a longer time, depending on the individual. Cervical traction is a conservative treatment for cervical spondylosis, because the cervical disc herniation or osteophyte compression of the nerve caused by a series of clinical symptoms, through the cervical spine traction, you can make the disc pressure to reduce, reduce the stimulation of the nerve, increase the stability of the cervical spine, to alleviate the symptoms. Cervical traction must be carried out under the guidance of a doctor, before and after traction need to wear a cervical spine support to maintain the therapeutic effect of traction, patients with mild symptoms can generally improve the symptoms of nerve compression through 2 to 3 weeks of treatment. If the symptoms of serious patients, the need for traction time will be longer, the specific need for how long varies from person to person, it should be noted that severe spinal stenosis, spinal cord injury of cervical spondylolisthesis, etc. do not use traction therapy to prevent spinal cord and nerve damage, aggravate the symptoms. It is recommended that cervical traction under the guidance of a doctor according to the condition of the treatment, not blind traction.