Painful symptoms when walking on the lateral thigh are commonly caused by the following: 1, tension in the iliotibial bundle, including the broad fascial tensor muscle, usually the lateral iliotibial bundle and the broad fascial tensor muscle of the thigh are prone to tension strain, the patient’s muscle force when walking will lead to local pain symptoms, usually pressing the lateral thigh will also have obvious spasm tension and pain. The symptoms can be gradually disappeared by frequent local myofascial release and can be prevented by exercising the muscles. 2, lumbar disc herniation, intervertebral disc compression nerve can cause radiated pain symptoms in the outer thigh, the symptoms are more obvious when walking with weight, mainly caused by the nucleus pulposus stimulating the nerve roots. Lumbar spine traction treatment, or even surgery to remove the nucleus pulposus, can usually make the symptoms significantly relieved.