Walking more lumbar pain may be caused by physiological reasons such as overwork, and may also be caused by pathological reasons such as lumbar fasciitis and lumbar spine disease. 1. Excessive fatigue: due to long walking caused by anaerobic metabolism of the lumbar muscles produce a lot of lactic acid and other metabolites accumulation, stimulation of the peripheral sensory nerves, the patient may feel lumbar pain. 2. Lumbar fasciitis: mostly due to prolonged walking caused by lumbar muscles are subjected to repeated pulling, local muscle chronic strain, local aseptic inflammatory reaction, the patient in the walking pull tissues, which can lead to lumbar pain, localized swelling and so on. 3. Lumbar spine disease: commonly seen in lumbar disc herniation, lumbar spine slipped and other diseases, after walking for a long time lumbar spine pressure increases and thus aggravate the previous condition, which can lead to lumbar soreness, pain and even activity limitation and other symptoms. Walking more lumbar pain may also have other reasons, it is recommended that patients go to the hospital in time to improve the examination, to clarify the specific causes of the disease, according to the condition of the further treatment.