The whole lower body is very sore, common causes of vascular lesions of the lower limbs, muscle strain, lumbar spine lesions, as follows: First, vascular lesions of the lower limbs: elderly patients are prone to atherosclerosis, especially in the lower limb arteries, lower limb muscles and other soft tissues are ischemic, hypoxia, resulting in a large number of anaerobic metabolism can be made lactic acid buildup, stimulation of the nerves can be caused by the symptoms of soreness in the lower half of the body. Second, muscle strain: due to prolonged standing work or excessive labor, can lead to muscle strain in the lower body, patients will also be manifested as lower body aches and pains, weakness and other symptoms. Third, lumbar spine lesions: lumbar spinal stenosis and severe lumbar disc herniation can compress the nerves and make the lower body soreness. If the elderly patients, the lower body muscle atrophy, the symptoms will be more obvious. Therefore, the symptoms of lower body aches and pains should be diagnosed and treated in a timely manner so that the symptoms can be relieved as soon as possible.