The benefits of aerobic exercise make your blood "rich". Compared with before exercise, it can bring more oxygen to many cells and take away more carbon dioxide and other wastes. ※. Make your blood vessels more flexible and increase the number of capillaries that deliver blood to your muscles. Increase vital capacity. ※. Practice shows that increasing lung vitality can prolong life. ※. The heart muscle can be strengthened. Through multiple heartbeats, more blood can be collected and the stroke volume can be increased. ※. Effectively increase the heart rate. Through moderate exercise, the heart rate can reach about 55 -65 beats/min. ※. Today, people who don't exercise have tens of thousands more heartbeats than those who exercise. Lose fat and lose weight. Scientific and effective aerobic training can accelerate blood flow and supply enough oxygen to "burn fat". ※. Create formal beauty. Maintain one's physical strength, correct and make up one's shortcomings. ※. Improve bad mood. Doing calisthenics often can alleviate and eliminate the negative emotions such as nervousness, excitement, irritability and spirituality. ※. Increase confidence. Remould oneself through training. ※.