How to quickly relax the muscles after exercise, there are four ways. First, static stretching, stretching the muscles that are more active during exercise until they feel completely tense, and hold them for 15-30 seconds. Static stretching can relax the muscles and help relieve stiffness and pain in the body. Second, finishing activities, you can generally promote blood circulation through activities such as flinging arms, turning waist, shaking legs, etc., so that the muscles can relax actively. Third, tui na massage, should be carried out 30 minutes after exercise, starting with gentle pushing, kneading, pressing, along with local shaking and passive activities. Fourth, warm water immersion, soaking bath in 30-40 ℃ warm water, the activity of the heart and the nervous system has a calming effect. It should be noted that the general degree of muscle fatigue, in fact, is beneficial, which also proves that our exercise, achieved a certain effect, through rest recovery, finishing, relaxation, physical fitness than before will be able to improve.