Physical exercise can promote growth and health. Physical exercise can improve the body's oxygen absorption ability, thus promoting the body's metabolism and detoxification process; Physical exercise can promote the blood circulation of the whole body, make muscles get sufficient nutrition, improve the metabolic ability of muscles, and make muscle fibers thicker, developed, strong, symmetrical and powerful.

Physical exercise can clear the brain and improve learning efficiency. Physical exercise can increase the blood supply to the brain, improve the supply of blood sugar and oxygen to the brain, promote the metabolism of brain cells and improve the activity ability of cerebral cortex. Improve the excitability, sensitivity and reactivity of nerve activities, and improve the self-control ability of some autonomic nerves and organ activities.

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Precautions:

It is very important to prepare well before exercise to prevent strain and sprain during exercise.

The body consumes a lot of water and calories during exercise, so prepare a water cup to drink during exercise and replenish water in time, preferably light salt water.

People often have a wrong concept of exercise: the longer the exercise, the better. It's actually wrong. It is best to control the exercise time within 20-50 minutes. So pay attention to the time control of exercise, otherwise it will make your muscles ache.

People's Network-Sports has become a healthy lifestyle for people.