Why swimming can help you lose weight?

　　Maximum calorie consumption

　　Some experts have analyzed this: The thermal conductivity coefficient of water is 26 times greater than that of air, and heat loss in water of the same temperature is more than 20 times faster than in air. This will effectively consume people's calories. Tests by exercise physiologists show that if you swim 100 meters in water, you will consume 100 kilocalories of heat energy, which is equivalent to running 400 meters on land, riding a bicycle for 1,000 meters, or skating for 1,500 meters. This is why you will feel hungry soon after swimming.

　　water pressure prevention disease

　　When swimming, the human body is in a horizontal state, which is very conducive to the return of blood from the lower limbs and body veins to the atrium. The pressure of the water on the chest promotes deeper breathing and increases lung capacity. The water temperature has a greater impact on the heart. skin Cold stimulation causes blood vessels to contract and expand rapidly. There is a swimming pool in Japan Hospital , specially uses training methods to treat people with kidney disease, obesity, asthma, allergies and other endocrine system diseases, and help them exercise body, recovery healthy。

　　Swimming is a whole-body exercise. Because there is buoyancy in the water, there is no need for additional physical strength to support the body when moving on the ground. Therefore, treatment is slow sexually transmitted diseases is very beneficial. When swimming, the chest and abdomen are subject to water pressure, and the function of respiratory muscles is strengthened. It can also treat tracheitis and emphysema.

　　Essentials for beginners: Swimming is divided into butterfly, backstroke, breaststroke and freestyle. Beginners usually start with freestyle or breaststroke. Let’s talk about the essentials of action here.