Thin people can gain weight, fat people can lose weight;

Benefits of exercise:

Physiologically:

1, physical exercise is conducive to the growth of human bones and muscles, enhance cardiopulmonary function, improve the functional state of blood circulation system, respiratory system and digestive system, and 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.

It can reduce your 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.

Psychologically:

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. Stretching your body and mind will help you 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.

Teenagers are an important turning point in people's life when their physical and mental development tends to mature. At this time, you will be surprised to find that there are many unprecedented changes in physical and psychological aspects, and you obviously feel that you have grown up. With the improvement of people's living standards and cultural quality, "everyone has a love of beauty", so we should thrive in sports and keep fit in sports.