What are the healthy exercise methods?

Hello! 1, the best time for exercise is from 3 pm to 8 pm, because at this time, the human body's energy and physical strength are the most vigorous in a day, and proper exercise can improve the body's immunity. 2. Exercise time should be 30 minutes to 60 minutes, 3 to 5 times a week. It is advisable to sweat a little, but not too much, otherwise it will be counterproductive. 3, the intensity of exercise should be moderate, not too large, otherwise it will make the body extremely tired and reduce the body's resistance. 4. Good exercise environment, fresh air and no pollution. 5, sportswear should be comfortable, mainly for the convenience of sports, such as sportswear, loose, sweat-absorbent, sports shoes and so on. 6. Aerobic exercise is the main form of exercise, such as walking, jogging, cycling and dancing. 7. Pay attention to breathing during exercise, and the breathing should be coordinated with the running speed. 8. Pay attention to protect your eyes when exercising. 9. Pay attention to replenish water during exercise, but don't drink too much at a time. Drink several times.