Children’s leg shape to correct and straighten, you can choose sports rehabilitation, wear orthotics, as well as surgical methods, correction is completed, pay attention to regular review, to prevent the cause of motor dysfunction. 1. Sports rehabilitation: if children do not have the phenomenon of obvious structural abnormality of leg shape, they can usually exercise through sports rehabilitation, and carry out long-term balance training for the muscles in front and back of the bone joints of the lower limbs as well as the left and right sides of the lower limbs, which can play a certain role in straightening the shape of the legs. 2. Wearing orthotics: if children have mild changes in leg shape, such as O-shaped legs or X-shaped legs, when the situation is not particularly serious, you can consider wearing lower limb orthotics to correct the method, there is a possibility of straightening the leg shape. 3. Surgery: If there are significant structural changes in the bones and joints of the legs, affecting the line of force of the lower limbs, this usually leads directly to a change in the appearance of the leg shape. Surgical correction needs to be considered to rebuild the line of force structure of the lower limb bones and joints so as not to affect the function of the leg at a later stage. During children’s growth and development, the structure of the bone and joint is not completely set, so it is important to maintain good posture and exercise appropriately. If abnormalities in the appearance of the structure are found, corrective treatment should be carried out in time to avoid the problem of abnormal function in the later stage.