There are many reasons for sleeping back pain: First, it may be due to the bed is too soft waist loss of support can not be relaxed, long-term tight state and caused by back pain. Second, it may be because of lumbar muscle strain and lumbar pain, sleep at first more comfortable, but sleep a long time will be some pain, consider the lumbar muscle strain. Third, the waist itself is prone to sleep back pain in case of injury or disease, such as lumbar disc herniation, lumbar trauma, lumbar tuberculosis or lumbar tumor. There are many solutions: 1. change a soft and hard mattress. 2. massage and hot compress the lumbar region before going to bed. 3. if there is trauma, the lumbar trauma should be treated as soon as possible. 4. if it is a tumor, the tumor and other problems should be solved. 5. also consider the surrounding tissues, such as the kidney, ureteral stones and other conditions, which can cause pain in the lumbar region.