The pain can be caused by the following reasons: first, lumbar dorsal myofasciitis, lumbar dorsal myofasciitis is often caused by cold and strain in the lumbar region, the pain is very significant in the morning or when sitting or bending over, after the morning activity for a while can be improved, this time to early examination and examination, to exclude other diseases to diagnose. Second, lumbar muscle strain, lumbar muscle strain patients can also have the symptoms of special pain in the back after sleeping, then to early physical examination to diagnose, early physical therapy and oral medication, topical medication. Third, ankylosing spondylitis, ankylosing spondylitis patients can also have morning lumbar pain, can be accompanied by pain at the sacroiliac joint and the entire spine pain and discomfort symptoms, this time to laboratory blood tests and examination of the spine X-ray, sacroiliac joint X-ray to diagnose and treat. Fourth, kidney deficiency, kidney deficiency can also have the symptom of special pain in the waist when sleeping, but also other symptoms, such as weakness of the waist and knees, fatigue and tiredness, then we should go to the Chinese medicine department to take a pulse to diagnose, after the diagnosis of early oral treatment of kidney medicine.