七十六岁的老人凯里,经过科学的严格鉴定,却有一颗青少年的心脏,才十六岁.是什么东西使他返老还童?很简单,跑步.跑步的锻炼使凯里一生几乎从来未患过病.运动医学家斯杰伊麦茨于是得出结论说:“显然,人类的寿命可以超出一百年,而且远不止如此……欲健康长寿,必须在数十年内进行系统的锻炼.让我们以凯里为榜样吧!” Carey, a seventy-six-year-old man, has been scientifically rigorously identified as having a teen heart, at the age of 16. What makes him rejuvenate? Very simple, running. Sick Medicine, a sports physician, concluded that “it is clear that human life can exceed one hundred years, and much more ... To be healthy and longevity, it is imperative that you exercise systematically for decades. Let’s take Carey as an example! ”