Sudden leg pain after exercise, need to pay attention to rest, avoid strenuous exercise, while taking physical therapy, massage, etc., in addition to physical methods of treatment such as infrared light, if the pain is severe, with non-steroidal anti-inflammatory analgesic drugs application therapy. Sudden pain in the legs after exercise, generally a large accumulation of lactic acid and local muscle strain injury and other causes, early attention to rest, avoid activities, if necessary, but also on the limbs of the appropriate braking treatment. Muscle strain injury within 72 hours can be localized ice packs, 72 hours after the hot packs, lactic acid accumulation caused by infrared irradiation, electromagnetic therapy and other physical methods, severe pain can be prescribed to take non-steroidal anti-inflammatory analgesic drugs, such as celecoxib and so on. Tui na massage is also conducive to alleviate the symptoms. In addition, it should be noted that the sudden movement of leg pain should also exclude the existence of trauma and other factors, need to consult a doctor in time to clarify the diagnosis, and standardized treatment under the guidance of the doctor.