Walking more lumbar pain, may be physiological factors, but also may be lumbar chronic strain, lumbar disc herniation, osteoporosis and other factors. 1. Physiological factors: walking too long, may lead to the accumulation of lactic acid metabolites in the lumbar muscles, can not be completely metabolized, will cause the symptoms of lumbar pain, reasonable rest can be relieved on their own. 2. Chronic lumbar strain: for example, lumbar myofasciitis or lumbar muscle strain, lumbar muscle or fascia aseptic inflammation, after walking too much, resulting in aggravation of the lesion, which will cause lumbar pain, cold or when pressed, the pain is more obvious. 3. Lumbar disc herniation: the existence of lumbar disc herniation, standing for too long or walking too much, can lead to disc herniation aggravation, which will cause lumbar pain, accompanied by lower limb pain and lower limb numbness and other symptoms. 4. Osteoporosis: Suffering from osteoporosis can lead to a decrease in the loading capacity of the lumbar vertebrae and a decrease in bone density. When walking too much, the load on the lumbar vertebrae increases, which will cause lumbar pain and soreness, and in severe cases, lumbar vertebrae compression fractures will also be caused. Walking more lumbar pain, and the symptoms are more serious, should go to the hospital in time, under the guidance of the doctor standardized treatment.