First, physiological function.
1, physical exercise is conducive to the growth of human bones and muscles, enhance heart and lung function, improve the functional state of blood circulation system, respiratory system and digestive system, is conducive to human growth and development, improve disease resistance and enhance the adaptability of the body.
2. Reduce the chances of children suffering from heart disease, hypertension, diabetes and other diseases in adulthood.
3. Physical exercise is one of the most active and effective means to enhance physical fitness.
4. It can reduce the risk of premature aging.
5. Physical exercise can improve the regulation function of nervous system, improve the ability of nervous system to judge complex changes in human activities, and make coordinated, accurate and rapid responses in time; Make the human body adapt to the changes of the internal and external environment and maintain the normal life activities of the human body.
Second, psychological adjustment.
1, physical exercise has the function of regulating human tension, improving physical and psychological state and restoring physical strength and energy;
2. Physical exercise can improve physical health, make the tired body have a positive rest, and make people energetically engage in study and work;
3, stretch the body and mind, help sleep, and eliminate the pressure brought by reading;
4. Physical exercise can cultivate sentiment, maintain a healthy mentality, give full play to individual enthusiasm, creativity and initiative, thus improving self-confidence and values, and making personality develop healthily and harmoniously in a harmonious atmosphere;
Team events and competitions in physical exercise can cultivate people's spirit of unity, cooperation and collectivism.