Lumbar muscle strain is mainly a chronic injury to the lumbar muscles caused by long-term bending work. Patients can eliminate the pain immediately after applying heat and relaxation, but the disease is long-standing and requires strict adherence to precautions, and it takes about 1-2 months for patients to heal completely on their own. Lumbar muscle strain is a chronic strain disease that can recur as long as the patient’s posture is not correct, but its treatment is more effective, as long as the posture is correct, the patient can exclude the pain and discomfort. The main precautions include bed rest, attention to the combination of work and rest, change of lifestyle, local hot compresses, etc., all of which can improve the symptoms of lumbar muscle strain. As long as patients strictly follow the above precautions, they can achieve self-cure in 1-2 months. However, it is still recommended that patients with lumbar strain go to the hospital in time and choose appropriate treatment measures, such as physical therapy, to eliminate the disease more quickly. In addition, patients should also pay attention to avoid lumbar weight bearing or strenuous exercise, while avoiding prolonged standing, prolonged sitting or prolonged desk work, and take time to apply heat to the affected area to improve blood circulation and relieve lumbar muscle fatigue.