Long and short legs are caused by physiological factors or pathological factors, physiological factors can do supine knee flexion exercises, traction stretching of the lower limbs, etc. Postural factors can correct bad habits, pathological factors such as sacroiliac joint subluxation, scoliosis, etc., can be surgically corrected. 1. Physiological factors: For long and short legs caused by pelvic tilt or scoliosis within the normal range, usually pay attention to adjusting the sitting posture and standing posture to avoid tilting to one side, and can do simple exercise, such as supine knee flexion, traction and stretching of the lower limbs, lumbar vertebrae adjustment and so on, have a very good effect, but also can be combined with the local physiotherapy, acupuncture and so on, have a certain auxiliary effect. 2. Postural factors: for example, often twisting the waist to sit, resulting in pelvic tilt, thus causing the lower limbs to appear different lengths, the most effective way is to correct the bad habits, sit with the head up and chest out, and try to sleep with a flat position sleeping posture. You can also carry out the functional training of hip muscles, gluteus maximus, gluteus medius and other muscles, which can correct the pelvic tilt. 3. Pathological factors: sacroiliac joint subluxation, scoliosis, poor fracture healing of patients can be corrected by surgical treatment, such as surgical correction and treatment, and then with rehabilitation exercises to achieve better results. It is recommended that patients go to the hospital to find a professional doctor for diagnosis and treatment, or go to a professional organization for functional training.