Back pain in the morning can be caused by the following causes: first, ankylosing spondylitis, ankylosing spondylitis patients can have the symptoms of back pain after getting up, often accompanied by stiffness, can have pain in the sacroiliac joint, which can involve the entire spine, then early examination of the sacroiliac joint, lumbar spine X-rays and blood tests to diagnose and treat. Second, rheumatoid, when rheumatoid involvement of the spine, can have the symptoms of low back pain in the morning, can be accompanied by stiffness, then early examination of the spine X-ray, CT and blood tests to diagnose and early treatment. Third, lumbar back myofasciitis, lumbar back myofasciitis patients can also have morning back pain, pain is more obvious when cold and exertion, in the morning when the back pain is significant, after a period of activity can be improved, then early examination and physical examination, to exclude other diseases to diagnose.