Headache caused by the back of the neck, the most common causes are as follows: first, muscle pain, caused by long-term poor posture at the back of the neck, thus pain in the neck, back of the shoulder and the back of the head, this condition is caused by inflammatory material exudation, muscle adhesion, because stimulation of nerves can cause local muscle tension, need to avoid poor posture, hot compresses and application of analgesic drugs; second, this pain can also Because of bone changes, long-term muscle fatigue after causing osteophytes, while the cervical spine curvature straightening, anti-arch, will also cause head pain; third, cervical spondylosis, cervical spondylosis has a herniated nucleus pulposus, stimulation of the dermal nerve and retrolateral nerve, because of compression caused by ischemia, causing headaches after ischemia, this condition will produce pain in the neck and head.