The healthy growth of teenagers is related to the prosperity of the country and the prosperity of the nation. We should mobilize the whole society to care about their physique and health. All kinds of schools at all levels should fully implement the party's educational policy and strive to run school physical education well. It is necessary to carry out lifelong physical education for students and cultivate their awareness, skills and habits of physical exercise.
Benefits of national fitness
Improving cardiopulmonary function is one of the core factors affecting physical health. Low cardiopulmonary function will lead to an increased risk of premature death. Regular physical activities can improve myocardial contractility and vital capacity, regulate blood pressure, improve blood lipids, have a good impact on cardiopulmonary function, and obviously improve the cardiopulmonary function and health level of teenagers, middle-aged people and the elderly.
Improve body composition. Body composition refers to various substances that make up the body and their proportions, which are generally expressed by body fat content and muscle weight and their proportions. Excessive body fat, especially the increase of abdominal fat, can induce cardiovascular diseases and metabolic diseases. Physical activity based on aerobic exercise can increase fat consumption, reduce body fat content, increase muscle weight and improve body composition.
Increasing muscle strength, strength exercise can improve muscle strength and muscle fatigue resistance, promote the growth and development of teenagers, make them stronger, prevent symptoms such as backache and shoulder and neck pain caused by muscle strength attenuation, improve body balance, prevent the elderly from falling, maintain bone health, and prevent and delay osteoporosis.