SD冠军锦标赛｜美国藤校演讲与辩论赛中国选拔赛

And there are certain forms of the FOXO gene 我们发现活到90或者100岁人里 that have found to be more frequently present 最常有的 in people who live to be 90 or 100. 某种FOXO基因 And that's the case all over the world, 这是遍布全球的例子 as you can see from these stars. 正如大家看到的这些星星 And each one of these stars represents a population 每一个星星代表一个人群 where ...

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Okay. 好了 So what is the daf-2 gene? 那么daf-2基因到底是什么？ Well as you know, genes, which are part of the DNA, 正如大家所知，基因是DNA的一部分 they're instructions to make a protein that does something. 它们是经编码的指令，用于制造特定功能的蛋白质 And the daf-2 gene 而daf-2基因的编码 encodes a hormone receptor. 对应了一类激素受体 So what you see in the picture there...

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So how can a hormone ultimately affect the rate of aging? 那么，激素到底是怎样影响衰老的速度呢？ How could that work? 原理是什么呢？ Well it turns out that in the daf-2 mutants, 原来在daf-2变异体中 a whole lot of genes are switched on in the DNA 有大量的基因被转变到DNA里面 that encode proteins that protect the cells and the tissues, 蛋白质编码保护细胞和组织 and repair damage...

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Have you ever wanted to stay young a little longer 大家有没有想过要年轻再久一点 and put off aging? 延缓衰老呢？ This is a dream of the ages. 这是很久以来的梦想了 But scientists have for a long time 不过科学家以前一直认为 thought this just was never going to be possible. 这大概根本永远不可能 They thought you just wear out, there's nothing you can do about it — 他们...

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Thank you, Cynthia. 谢谢，辛西娅 Let me get this straight. 让我直说 Although you're looking for a drug 尽管你在找寻一种药 that can solve aging 它能解决 in old men like me, 像我一样老人的衰老问题 what you could do now pretty well in the lab, 几乎在实验室你能做什么 if you were allowed ethically, 如果你在道德上被准许 is start a human life from scratch 从人类生命开始 with al...

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Exercise and Longevity 健身与长寿的关系 ONE sure giveaway of quack medicine is the claim that a product can treat any ailment. 如果有人宣称他的药能包治百病，我们一般就能确定这是个庸医。 There are, sadly, no panaceas. 因为世上根本没有所谓的灵丹妙药。 But some things come close, and exercise is one of them. 但有些事情却类似这种药，比如说健身就是其中之一。 As doctors never tire...

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美国加州大学河滨分校教授霍华德·弗里德曼和莱斯利·马丁在《长寿计划》一书中，报告了对一批人从10岁长期追踪到死亡的研究结果。他们肯定了工作压力过大、老板凶恶的坏处，那会使员工们容易用酗酒、吸毒等不良方式应对，从而损害了健康，增加了死亡的风险。研究还发现，关注生命健康的人的确更长寿，因为他们定期检查身体，听从医生的建议，遵守医嘱吃药，做足佩戴安全带等安全措施。 这项研...

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一个人来到这个世界之上，从小到老，风风雨雨几十年，不可能一切都尽如人意，若把诸多不如意都憋在肚子里，时间一长，恐怕就会生出病来。巴西老年病专家戈麦斯经过长期的观察指出：“长期处于忧郁状态，会引起过多的肾上腺素和皮质类胆固醇的产生，它除了降低机体的抵抗力外，还会加速产生单胺氧化酶，加快人体衰老进程，造成麻木、沮丧、疲倦。”这就进一步说明忧郁无异于一个隐形杀手。而消除...

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