Hot summer days, the heat is unbearable, but if you can swim in the water for a while every day, not only can eliminate heat and heat, but also relieve physical fatigue, so the whole person is refreshed, so many people like to go swimming in the summer. More importantly, swimming is also a very good weight loss program. Because of the buoyancy of the water, the body plays a good protective effect, unlike running and other land-based sports will cause damage to the body joints, favored by many fat friends. The benefits of swimming are many more. First of all, swimming is a whole body exercise, most of the muscles in the body are exercised when swimming, so in the fat loss at the same time the whole body can get plastic effect; and because it is in the water, the body in the exercise resistance is greater than on land, the need to consume more energy, fat loss efficiency is also higher than many aerobic exercise on land. But it is not perfect, and other types of exercise, swimming can exercise people’s heart and lung function, but also lead to an increase in heart rate, if it is long-term obesity leading to cardiopulmonary insufficiency of fat friends, this time the heart will be under greater pressure, there will be physical incompetence and the possibility of drowning, if accompanied by hypertension and other concomitant diseases, there may be a more serious situation. In general, swimming is still one of the few exercises that are friendly to the heavily obese, but also according to the actual situation, in addition to try to avoid swimming alone, but also to moderate exercise, not to be able to lose weight quickly to blindly increase the amount of exercise. If obesity has really been more serious, you can also try weight loss surgery this kind of weight loss methods.