Lumbar muscle strain injury can usually be cured, but is prone to recurrence. Lumbar muscle strain injury is due to the lumbar ligament, fascia, muscle due to chronic injury has not been effectively treated into chronic aseptic inflammation. The main manifestation is recurrent lumbar pain, especially after exertion or cold, the pain is aggravated, and can be alleviated by hot compresses or rest. Treatment of lumbar muscle strain is mainly to change the bad habits, avoid sitting and standing for a long time, strengthen the lumbar back muscle exercise, such as small swallow fly, flat support. If necessary, wear a waist cuff for protection. Drug treatment mainly has non-steroidal painkillers, such as oral etoricoxib or celecoxib, external diclofenac diethylamide cream. Closure injections can also be given at the pain points. Most of the lumbar muscle strain can be cured after treatment. However, it is prone to recurrence. In normal daily life, pay attention to the waist to keep warm and avoid bad posture to prevent recurrence. If there is any discomfort, consult a doctor in time. The use of drugs need to follow the doctor’s instructions.