The self-healing time of lumbar muscle strains in young people is related to the severity of the patient’s disease, treatment and other factors, and cannot be generalized. Lumbar muscle strains are caused by repeated stimulation of the lumbar muscles, ligaments and fascia to varying degrees due to exertion, weight bearing and other adverse factors. If it is a mild lumbar muscle strain, it can be relieved in 1-2 weeks by paying attention to rest, physiotherapy or applying ointment that relaxes the tendons and promotes local blood circulation. If the lumbar muscle strain is more serious, so that the patient can not live and work normally, you can go to the hospital rehabilitation department or orthopedic department for consultation. Under the guidance of the doctor to complete all kinds of strengthening lumbar muscle exercise, with physical therapy massage, the symptoms will gradually ease, but still pay attention to prevent recurrence. Patients are advised to take functional exercises and physiotherapy to relieve discomfort in a timely manner and seek medical attention when necessary.