Turning over at night may be trauma, lumbar fasciitis, lumbar spine disease and urinary stones and other causes. 1. Trauma: due to trauma and other factors lead to lumbar fracture or muscle and other soft tissue injuries, when sleeping over, pulling the local damaged tissues, the patient may appear lumbar pain aggravated symptoms. 2. Lumbar fasciitis: due to long-term stooping labor or sedentary and standing, resulting in patients with lumbar muscles, fascia and other aseptic inflammation turn over, the patient can appear in the night when sleeping pain, in the turn over still have back pain. 3. Lumbar spine disease: due to lumbar intervertebral disc herniation compression of the dural sac and nerve root in the spinal canal, in the night sleep turn over may cause compression aggravation, the patient appeared back pain. 4. Urinary stones: most commonly found in kidney stones, ureteral stones in the night when the patient sleep over, the stones into the ureter or bladder outlet, the patient may appear lumbar severe colic. There may also be other reasons for turning over at night, it is recommended to go to the hospital in time, clear reasons to give targeted treatment.