Human health and beauty are inseparable from exercise
E xercise can make people fit Playing basketball can make your body stronger Physical fitness is the primary function of physical exercise. When the human body is exercising, the blood circulation is accelerated, the inhaled oxygen and exhaled carbon dioxide are increased, the muscles and bones are constantly strong, and the joints are more flexible. Over time, it is naturally beneficial to people's physical health. E xercise can improve disease resistance Many people know that exercise can resist the invasion of disease, but they don't know the reason. Sports experts in the United States have suggested through research that exercise can make people resist disease mainly because exercise can cause "pyrogen" in the body. It turned out that when people exercise, due to increased muscle activity and increased body heat production, body temperature rises to vary degrees, and this heat generated by exercise can be maintained for a long period of time after the end of the ...