Half of the buttocks with half of the leg pain, the first consideration is whether it is a muscle strain caused by overload on one side. Secondly, consider whether it is caused by disease factors, such as lumbar disc herniation, pear-shaped muscle syndrome and other lesions. 1, muscle strain: patients in physical labor with improper force, or usually often single-legged heavy standing work, can lead to one side of the lower limb muscle strain, resulting in one side of the buttocks with half of the leg pain. Patients should stop working at this time, rest properly, give appropriate massage and hot compress, usually change the bad standing posture, avoid one leg to carry too much weight; 2, lumbar disc herniation: can lead to sciatic nerve stimulation and compression, then the distribution of the sciatic nerve will produce pain, half of the buttocks with half of the leg pain performance, sometimes accompanied by lower limb numbness, weakness and other symptoms, in coughing, sneezing, straining to defecate. The pain may increase when coughing, sneezing or defecating; 3, pear-shaped muscle syndrome: the nerve around the pear-shaped muscle of the buttock is stuck, resulting in pain on the affected side of the buttock, and the pain may radiate to the inner thigh, calf and foot on the same side, manifesting as half a buttock with half a leg pain. Patients with half buttock and half leg pain are advised to rest properly and apply hot compresses first. If the pain is not relieved, the cause of the pain can be clarified by a doctor and can be treated with medication, small acupuncture or surgery.