XO legs can be corrected in the following ways: 1, usually pay attention to the normal posture of walking, especially in the running process to ensure that the force line of the lower limb is perpendicular to the ground. 2, binding fixed during sleep to maintain the balance of the lower limb soft tissues. 3, the use of orthotics, wear lower limb orthotics, especially suitable for growth and development of adolescents, with growth and development changes will gradually self-correct. 4, deformity correction Surgery, the main way is to join the limb part of the bone to change the lower limb force line is not correct, and at the same time to adjust the soft tissue balance, surgery can achieve immediate results, any surgery has complications, there is not only the appearance of scarring, there may be limited movement, traumatic arthritis. If it does not affect normal life, surgical treatment is not recommended, and function is more important than aesthetics.