Fitness can improve the function of human heart and lung system. Whether it is high-intensity anaerobic exercise or relatively slow aerobic exercise, as long as it is fitness, it can speed up blood circulation, make the blood vessels of the heart get very effective exercise and increase vital capacity. Exercise such as cycling and sit-ups is good for the heart and lung system. So regular exercise can improve your heart and lung function.
Besides, fitness can also improve your appearance. As we all know, fitness can improve the function of internal organs, and each internal organ of the human body has a corresponding facial area. After the internal organs are improved to a certain extent, the appearance will naturally be reflected, and your skin will be better, because every time the sweat of fitness, the accelerated flow of blood and the expansion of blood vessels can keep our facial pores clean and healthy. Your skin will also become firmer, not to mention that after five years of fitness, your appearance will definitely be brand-new.
The changes brought by fitness are not only physical, but also psychological. Superior physical fitness will make us more confident, taller and stronger in the eyes of others, and all the muscles of our body will swear their sovereignty. At least, it will no longer be a soft persimmon, and it will also make friends around you feel fully safe. And fitness is not only a habit, but also an attitude towards life. After intense work and study, it will help us release the pressure and let us