Lactic acid buildup is mostly seen after strenuous exercise due to incomplete aerobic metabolism in the body, after a large accumulation of lactic acid buildup in the body, can appear muscle soreness, stiffness and other discomfort. The actual situation needs to be combined with intervention measures, 1, if the pain is light and does not affect daily activities, this situation generally does not require special treatment, after rest can be self-relieved. 2, can be appropriate to reduce the amount of exercise, at the same time before and after the activity to do a good job of preparation activities, through the hot bath, local heat compress way to help relieve and improve the pain symptoms. 3, if the body lactic acid accumulation is more, the symptoms clearly appear If the muscle pain is obvious and affects the daily activities, painkillers can be given to treat the symptoms and pay attention to rest and observation. If the symptoms are gradually reduced after rest and symptomatic treatment, it may not be necessary to consult a doctor, but if it is not relieved, you should consult a doctor in time, except if it is caused by lactic acid accumulation or muscle strain or ligament injury, which should be combined with the actual situation of the patient to avoid delaying the disease.