When the human body exercises to a certain intensity, fat will burn and be converted into heat, which will be excreted through sweat. Therefore, exercise and sweating release heat and promote the burning of more fat, thus achieving the effect of losing weight. People always sweat when they exercise. Some people don't like the feeling of sweating and even give up exercise. However, do you know that exercise sweating will actually bring great influence to the body, which can be described as "health sweat". "Health sweat" is a kind of self-regulation carried out by the human body, which can play the following seven roles in health preservation. 1. expel toxins. Experts say that active sweating can speed up the body's body fluid circulation and metabolism, expel toxins such as lactic acid, urea and ammonia accumulated in the body, and ensure the smoothness of the nose, skin, lungs and large intestine. 2. Control blood pressure. Hypertension is a phenomenon caused by narrowing and hardening of the inner diameter of blood vessels and limited unit blood flow. Exercise and sweating can dilate capillaries, accelerate blood circulation, increase the elasticity of blood vessel walls, and achieve the purpose of lowering blood pressure. Recommended reading: What is the reason for sweating? How to recuperate after sweating? 3. Promote digestion. If you don't sweat, qi and blood will run slowly, which will affect digestion and cause people to eat badly; Nerve activity will also be affected, leading to poor sleep at night. 4. Prevent osteoporosis. Many people think that sweating will lead to the loss of calcium in the body with sweat. In this regard, Zhang Yatong, a clinical pharmacist in the Pharmacy Department of Beijing Hospital of the Ministry of Health, pointed out that only water-soluble vitamins will be lost with sweat. Although calcium is soluble in water, its solubility is very low and it is unlikely to be excreted with sweat. On the contrary, sweating is beneficial to the effective retention of calcium and the prevention of osteoporosis. 5. Enhance memory. A long-term education experiment for 20,000 middle school students in the United States shows that active exercise and sweating have a positive effect on students, and their memory and concentration can be greatly improved. 6. The beauty of health. People who never sweat have slow skin metabolism and some wastes are difficult to discharge. Sweating can clean pores and achieve the effect of beauty and skin care. Recommended reading: How to sweat actively and be healthier? 7. lose weight. Science has proved that when the human body exercises to a certain intensity, fat will burn and be converted into heat, which will be excreted through sweat. Tips: Therefore, exercise sweating releases heat, which can promote fat burning, thus achieving the effect of losing weight. It is an ideal method to lose weight through exercise and sweating, and there are no side effects.