Different causes of long and short legs, exercise, correction methods are different, as follows: 1, postural long and short legs: for example, often twisted waist sitting, resulting in pelvic tilt, thus causing the lower limbs appear to be of different lengths, the most effective method is to correct bad habits, sitting with the head up, sleep as far as possible to use the flat position towards the sky sleep posture. In addition, you can also carry out functional training of the hip muscles, gluteus maximus, gluteus medius and other muscles, which can also correct the tilt of the pelvis. 2, congenital hip dysplasia: generally in adults, artificial joint replacement surgery can be performed to correct the length of the lower limbs. If the long and short legs are caused by scoliosis, orthopedic surgery of the spine is generally required so that the unequal length of the lower limbs can be corrected.