First, play table tennis.
Playing table tennis can also relieve eye fatigue and prevent myopia.
When you play, you must keep your eyes on the ball and shuttle back and forth, suddenly far away and suddenly close, and quickly rotate to change the ball, so that the eyeball keeps moving, the blood circulation increases, and the eye function is improved, thus eliminating or alleviating eye fatigue and preventing myopia.
Second, swimming.
Swimming, especially outdoors, the ultraviolet rays of the sun can not only sterilize, but also promote the growth and development of children and enhance metabolism. People should bear the pressure of water in the water and overcome the resistance of water when swimming. Breathing is much more difficult than on land. Regular swimming can promote the development of respiratory muscles, increase vital capacity and improve respiratory function.
Third, running.
Fitness running can increase the bone mass in the growing period, and fitness running can increase the bone density of hip bone, arm bone and spine. With the increase of exercise intensity, the bone density also increases correspondingly, which is positively correlated.
Fitness running can effectively improve the cardiopulmonary function of teenagers, increase their aerobic metabolism ability, and at the same time contribute to the improvement of physical flexibility and movement coordination. Running can cultivate children's patience, endurance, ability to compete with each other, goals, cooperation and competition, experience transcendence and experience sharing.
Provisions of the Ministry of Education on Physical Exercise in Primary Schools
I. Duration
There are 4 class hours per week for the first to second grades of primary school, 3 class hours per week for the third to sixth grades of primary school, junior high school and 2 class hours per week for senior high school. Conditional schools open 1 day in physical education class. Strive to ensure that students have 1 hour of physical activity time in and out of school every day. Primary and secondary schools uniformly arrange 30 minutes of large recess sports activities every day.
Second, the content
Primary schools should focus on "teaching, diligent practice and diligent competition" and gradually improve the school physical education teaching mode of "health knowledge+basic sports skills+special sports skills" so that every student can master 1-2 sports skills.