For walking leg numbness, one is seen in patients with varicose veins of the lower limbs, varicose veins of the lower limbs can easily lead to restriction of venous return, there will be obvious leg bruises, edema when walking, and after the symptoms of leg bruises, edema, it will cause obvious soreness, numbness, distension, and pain in the lower legs and feet. It is also seen in patients with lumbar spinal stenosis, lumbar spinal stenosis patients will have intermittent claudication when walking, that is to say, when walking there are obvious lower limbs soreness, numbness, distension, pain, which will lead to leg pain, can not continue to walk. After resting, the symptoms can be relieved before continuing to walk. There is also seen in the leg local nerve compression caused by the leg numbness, this situation is mainly seen in the pyriformis syndrome, or in the back of the knee, popliteal cysts occur after the occurrence of local compression of the nerve, resulting in the occurrence of active leg numbness symptoms.