美国哈佛大学的专家对17000余名每周经常从事“流汗运动”的中年人进行了长达20年的追踪调查,结果发现,与对照组(平时少运动,或运动量不大,且不能长期坚持的一组人群)比较,前者较后者的死亡率低25%,肺活量大10%,心血管疾病发生率低17%左右,寿命也延长5～7年。国外科学家提出一 Harvard University experts conducted a survey of more than 17,000 middle-aged people who frequently engage in “sweat sports” every week for 20 years. As a result, they found that as compared with the control group (usually less exercise or less exercise, and can not Long-term adherence to a group of people) compared to the former than the latter 25% lower mortality, lung capacity 10%, the incidence of cardiovascular disease is about 17% lower, life expectancy also extended 5 to 7 years. Foreign scientists proposed one