Waist flash, which is the name of the people, is clinically called acute lumbar sprain. The treatment of acute lumbar sprain should be based on comprehensive treatment: first, bed rest is needed. Bed rest is the most basic and important treatment program, bed rest is not only conducive to release lumbar muscle spasm, reduce activity can also reduce pain, but also help to promote the repair and healing of damaged tissue. Generally, it is necessary to sleep on a hard bed, free position, in order not to move or light movement is appropriate, bed rest is generally recommended for about a week. Second, can be combined with antispasmodic and analgesic drug therapy, can take oral non-steroidal anti-inflammatory drugs, such as aspirin, Pao Taisong, and can be combined with blood circulation and blood stasis Chinese medicine, such as Qi Li San, tumble pills and so on. Third, it can be combined with physical therapy. Fourth, if the pain is severe, you can cooperate with local closed treatment to reduce the pain symptoms.