Symptoms of posterior pelvic tilt may include low back pain and limitation of movement, shoulder and neck pain, sagging hips and hunchback deformity. 1. Lumbar back pain and activity limitation: Because of the excessive pressure on the lumbar vertebrae caused by the posterior pelvic tilt, degenerative changes of the lumbar vertebrae will occur, resulting in soreness and pain in the lumbar back, as well as activity limitation. The physiological curvature of the lumbar spine in people with posterior pelvic tilt is straighter than normal. 2. Shoulder and neck pain: patients with posterior pelvic tilt may experience head, shoulder and neck pain, mainly due to the pelvic tilt will affect the stability of the cervical, thoracic and lumbar spine vertebrae, resulting in a change in the balance of the spine weight-bearing line, thus causing head, shoulder and neck pain. 3. Hip sagging and hunchback deformity: normal human hips are generally slightly upward, due to pelvic tilt, resulting in changes in the center of gravity of the body, resulting in the buttocks are flat and sagging, and the spine in order to balance the body’s line of force, often to the front, which can easily lead to the emergence of patients with hunchback deformity and other symptoms. If the patient has symptoms of posterior pelvic tilt, it is recommended to go to the hospital in a timely manner for early and regular treatment.