Children with X-legs can be corrected by correcting their walking posture, wearing braces and taking calcium supplements. 1. Correcting walking posture: X-legged children may be caused by inversion of the knee, it is recommended to correct their walking posture, try to fight against the knee joint when walking, so that both legs can walk parallel. 2. Wearing braces: Since children are young and their bones are not yet fully developed, they can wear braces to help correct their leg shape. 3. Calcium supplement: It is recommended to follow the doctor’s advice to give children calcium supplement to promote normal development. It is recommended to go to a regular professional hospital for diagnosis and choose the treatment according to the doctor’s advice.