Back pain can be caused by the following reasons: first, dorsal myofasciitis, dorsal myofasciitis can have the symptom of back pain every time you get up, and it can be improved after a while of activity. Often for the back of the pain, in the cold, exertion pain obvious and aggravated, this time to early checkup and examination, to exclude other diseases to diagnose; Second, rheumatoid, rheumatoid can be sleeping up after the back pain symptoms, which is due to the involvement of the entire spine and lead to. This is caused by the involvement of the whole spine. At this time, we should check the blood test as well as take X-ray film and CT of the spine to diagnose; third, ankylosing spondylitis, ankylosing spondylitis can have back pain after waking up from sleep, which can be accompanied by stiffness and pain in sacroiliac joints, and it can involve the whole spine, resulting in limitation of the activities of the spine, at this time, we should check the blood test as well as take X-ray film of the sacroiliac joints and lumbar vertebrae to diagnose and treat it.