Fitness originated in ancient Greece 19. Because of the constant wars in ancient Greece at that time, in order to improve soldiers' muscle strength, they had the initial simple fitness equipment and fitness knowledge. Ketone art also originated in Greece. Later, people began to pay attention to the shape of muscles, and fitness was widely popularized in the United States. Fitness refers to the activities of strengthening physical fitness and keeping healthy through exercise and exercise.
Fitness is a kind of exercise, such as all kinds of unarmed aerobics, rhythmic gymnastics, rhythmic gymnastics, and all kinds of self-resistance movements. Gymnastics and yoga can enhance strength and flexibility, increase endurance, and improve the ability to coordinate and control all parts of the body, thus making the body strong. If you want to relieve stress, exercise at least three times a week. Remember to drink water properly and replenish water in time after exercise.
Fitness precautions
Do fitness exercises in winter, warm-up activities should be sufficient, especially outdoor sports. First of all, we should make full preparations for warm-up, and then carry out higher-intensity fitness exercises. Clothing thickness should be suitable for winter fitness activities, pay attention to the warmth of head, back and feet. When you exercise outdoors, you should pay attention to keep warm. After exercise, don't stand in a windy place and blow. Go back indoors as soon as possible, dry your sweat and put on clean clothes.
The environment should be clean and comfortable. When you exercise indoors, you must keep the indoor air circulating and fresh. The correct exercise method, winter fitness should improve the intensity and intensity of exercise, increase the number and frequency of exercise, increase the content of aerobic exercise at the same time, and extend the exercise time accordingly, so as to improve the function, develop special qualities, consume body fat and prevent excessive accumulation of fat.