Exercise leg pain is generally associated with excessive lactic acid secretion, soft tissue strain or localized aseptic inflammation, etc. Relief through exercise rehabilitation, physical factor therapy and medication can be considered. 1. Excessive secretion of lactic acid: Suddenly intense or large amount of exercise, lactic acid accumulation in the muscle tissue, which can produce the symptoms of leg soreness. It can be relieved by stretching with local massage. 2. Soft tissue strain: If the leg pain occurs suddenly in the process of exercise, consider the existence of soft tissue strain, pay attention to ice packs in the acute stage, brake and rest, and later can be used to restore the function of the muscles to relieve the symptoms through the method of sports rehabilitation. 3. Local aseptic inflammation: usually if often strenuous exercise, may trigger aseptic inflammation of the legs, such as fasciitis, so the symptoms of sports leg pain, you can consider taking non-steroidal anti-inflammatory drugs for treatment, such as celecoxib and so on. When the symptoms of leg soreness are more obvious, pay attention to rest, not continue to exercise, so as not to aggravate the symptoms. If the symptoms persist for a longer period of time, targeted treatment under the guidance of a doctor is required.