The fitness function of running in situ, like other running, is realized by improving aerobic metabolism and enhancing heart function. Through exercise, you can first enhance your breathing ability and make your breathing deep and slow. Therefore, it not only wins more rest time for the lungs, but also ensures sufficient breathing volume and promotes metabolism;

Secondly, it also exercised the heart, showing that the number of pulse beats per unit time decreased, but the pulse became stronger and stronger, which meant that the heart won more time;

Third, the enhancement of heart function and the acceleration of blood circulation can reduce the adhesion of cholesterol in blood to the blood vessel wall, which is of great benefit to the prevention of cardiovascular diseases; In addition, it can also promote the consumption of excess energy in the body and prevent obesity.