Fitness can inhibit long-distance running in human cancer cells in favor of growth and reproduction have ease of mind, spiritual pleasure. Such long-distance running race because of their importance to the outcome of not just for the sake of fitness in a relaxed and happy, so to alleviate the high-paced modern society and bring the spirit of intense exercise very useful psychological stress. Fitness marathon training improved myocardial oxygen supply is not only status, accelerated myocardial metabolism, but also cardiac muscle fibers变粗, enhanced cardiac contractility, thereby increasing the heart of the ability to work. Cultivate long-distance training for people to overcome difficulties and honing of hard work and indomitable will of a good role. Especially for those who love the winter cold people do not want to exercise play a catalytic role in order to make them taste the benefits of exercise fitness marathon.
英语作文:对长跑活动的看法健身长跑可以抑制人体癌细胞的生长和繁殖还有利于心情舒畅、精神愉快.这种长跑因其不重视比赛胜负,