Back pain that occurs when walking is considered to be caused by lumbosacral or back strain in modern medicine, which is due to abnormal posture or incorrect use of the spinal column, resulting in localized pressure pain that can be felt. It may also be due to osteoarthritis, which includes osteoarthritis of the spine, or ankylosing spondylitis, rheumatoid arthritis and other causes. It can be due to scoliosis, spondylolisthesis, intervertebral disc organization, etc. A combination of CT and MRI is needed to clarify the diagnosis. It can be due to compression fractures or osteoporosis, etc., which can be detected in combination with X-rays. In addition, it can be due to involved causes of pain, such as stones, nephritis, arteritis, tumors, tuberculosis and other causes lead to, need to patients to be regular medical treatment, combined with the relevant examination to clarify the diagnosis.