Pain in the buttocks may be caused by physiological reasons such as over-exercise and pathological reasons such as lumbar diseases. 1. Physiological causes: mainly refers to the fatigue injury of the fascia of the buttocks, poor blood circulation, accumulation of acidic metabolism such as lactic acid and oxygen free radicals due to physiological factors such as sedentary behavior, excessive exercise, and exposure to cold, which stimulate the peripheral nerve roots and produce pain symptoms. After removing the causative factors, most of the patients can get better by themselves after resting. 2. Pathologic causes: mainly include lumbar diseases and peripheral sciatic nerve diseases. Commonly, such as lumbar intervertebral disc herniation, lumbar spondylolisthesis, spinal stenosis, pyriformis syndrome, sciatic neuritis, etc. Pathological causes will produce compression or excessive stimulation of the sciatic nerve, resulting in sciatica, that is, pain in the buttock symptoms. Hip pain may also have other causes, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.