Back pain is always felt at night when sleeping, both because the patient may be cold, resulting in muscle spasm in the thoracolumbar region, and because the patient’s sleep posture is incorrect, often fixed in one position, without turning over. Especially seen in some patients suffering from lumbar muscle strain, chronic proliferative spondylitis. Patients with previous hyperplasia of the lumbar musculofascial and small joints, producing sterile inflammation, long-term fixed in one position when sleeping, the inflammation of the thoracic and lumbar muscles and small joints can not be taken away by the blood system due to frequent activities, will produce symptoms of back pain. For this type of patients, first of all, pay attention to its warmth in winter, choose the right hardness of the pad wadding or mattress when sleeping, it is possible to improve the symptoms of the lumbar.