The presenting symptoms of lumbar major muscle injury commonly include lumbar soreness, twisting pain, pressing pain, physical weakness as well as limitation of activities. The clinical manifestations of the patients are soreness, pain or spasm on one or both sides of the waist, and the pain generated may be reduced when lying down, while the pain in the waist is obvious when sitting or standing. Clinical diagnosis requires appropriate therapeutic measures according to the patient’s condition. If the above symptoms occur, timely treatment is needed to prevent further lumbar muscle strain, lumbar disc herniation and other lumbar diseases from occurring, and the decline in lumbar function will affect normal work and even life, so more attention should be paid to it in daily life.