游泳好处（Swimming benefits）.doc

游泳好处（Swimming benefits） Swimming is a conscious activity in which the human body moves through the water by means of its own movements. It includes competitive swimming and practical swimming. Swimming develops muscles evenly and improves cold resistance. Exercise the internal organs, especially the functions of the heart and lungs, promote metabolism, and develop courageous and indomitable will. Learn to swim from childhood, not only can lay a good foundation for competitive swimming. Practical swimming The larger swimming style used in life services is called practical swimming. Such as the crawl (freestyle), breaststroke, side stroke, snorkeling, treading water (Li Yong), anti breaststroke (backstroke) Health direction 1. strengthen heart and lung function. 2. make the muscles firm. There are 3. benefits of spine, especially suffering from spinal disease, do other sports, because of the weight of human body, spine need to withstand a certain pressure, but because of the buoyancy of water bearing swimming, the body is like lying and exercise, keep the spine in the absence of pressure under the state of motion, is conducive to back in situ. Therefore, many doctors recommend that patients with spinal diseases participate in swimming properly and help rehabilitation. 4. to build fitness, children often swim to tall, thin after swimming exercise (including body) will become strong, obese swimming proper methods can lose weight (abdomen, buttocks). 5. regular swimming, can effectively promote the waist and abdomen blood circulation, dysmenorrhea women often swim (except during menstruation), can make dysmenorrhea disappear. 6. frequent breaststroke can enhance sexual function. Health value: 1, enhance myocardial function When people move in the water, all organs are involved in it, energy consumption is much, and the blood circulation is accelerated, so as to provide more nutrients for the movement organs. The acceleration of blood speed increases the load of the heart