Sleeping up in the morning back pain, after a while after a good, this situation is mainly in the night sleep lumbar muscle strain and cold, resulting in the formation of local inflammatory foci, there will be obvious pain, mostly due to the usual bed rest time bed is not flat enough, resulting in the lumbar part of some places to be more serious stress, or due to lying down for too long, lumbar suspension, lumbar musculature will be in a more fatigue, tension. In a state of fatigue and tension, inflammatory lesions will appear over time. When sleeping at night, there is often a cold, such as wearing less or not enough cover, resulting in local skin and surrounding tissues appear cold, it will lead to slow blood circulation, the inflammatory metabolites produced by the muscles can not be effectively metabolized, inflammation buildup will occur, and then there will be obvious pain. Inflammatory metabolites can be well metabolized when the blood circulation is accelerated after getting up in the morning due to the lumbar activity, and the fatigued muscles during the night sleep can be relieved after standing up, therefore, the fatigued muscles at night can be fully rested, and thus, the pain in the lumbar region can be significantly reduced.