Delayed muscle soreness usually refers to the soreness, pain, and weakness of the muscles that occur after a long period of strenuous exercise with lactic acid accumulating in the muscles, and the application of methods to promote the metabolism of lactic acid in the muscles will improve the symptoms of soreness. Usually, rest is the main thing, and you can do local hot compresses or foot soaks to promote blood circulation throughout the body, which will help the metabolism of lactic acid. You can do local physiotherapy, or use acupuncture, tui na method of treatment, the effect is also relatively good.