Lumbar s-bend may be caused by bad habits or organic lesions of the vertebral body, which can be corrected by changing bad habits, wearing orthopedic braces, surgical treatment and other methods. 1. Changing bad habits: If the angle of lumbar spine s-shaped curvature is less than 20 degrees, or caused by improper sitting posture, long-term head down to play cell phone, long-term work, sleep on the table, etc., you need to adjust the sitting posture, change the bad habits of life and work, and gradually corrected. 2. Wearing orthopedic support: If the angle of lumbar spine s-type bending is 20-40 degrees, or due to postural or mild organic lesions, it can be corrected by wearing orthopedic support such as orthopedic belt. 3. Surgical treatment: if the angle of lumbar s-curvature is more than 40 degrees, or due to congenital dysplasia or traumatic injury caused by moderate to severe organic lesions, and the effect of adjusting the posture or wearing orthopaedic support is unsatisfactory, it can be corrected by adjusting through internal fixation or multiple, step-by-step osteotomy and orthopaedic surgery.