The lumbar pain can be caused by the following reasons: 1, lumbar dorsal myofasciitis, lumbar dorsal fasciitis can have lumbar pain after waking up, after a while after the activity of lumbar pain can be improved. In this case, early physical examination and examination to exclude other diseases to diagnose; 2, lumbar muscle strain, lumbar muscle strain is often caused by chronic injury to the muscles of the waist, often when tired or cold lumbar pain is very obvious, after waking up with symptoms of lumbar pain, after a while can be improved. In this case, early physical examination, diagnosis, early physical therapy and oral medication; 3, rheumatoid diseases, of course, rheumatoid involvement of the spine, can have morning back pain, accompanied by morning stiffness, after a period of activity can be improved. In this case, blood tests and lumbar spine radiographs, CT to diagnose; 4, ankylosing spondylitis, ankylosing spondylitis can have back pain in the morning, after a short period of activity can be improved symptoms. In this case, the sacroiliac joint and lumbar spine X-ray and blood tests should be taken to diagnose and treat the disease.