但当这些反叛分子脱下战斗的疲惫换上普通的西装，身上增加一些肥油开始像一个普通的巧取豪夺的政客时，他们的震惊减缓了。
The shock eased as the rebels swapped combat fatigues for lounge suits, put on weight and started to resemble normal grasping politicians.
“飞行前，它们的体重会增加一倍”克拉森说，“当到达非洲的时候，它们会变的瘦弱疲惫，因为所有的脂肪都在飞行途中被消耗掉了”。
"They almost double their body weight before the flight," Klaassen said. "and all this fat will be burned during the flight, and they will arrive lean and exhausted in Africa."
不过，变成超级老人的道路并不平坦，因为这些脑部区域有另外一个有趣的属性：当它们的活动增加时，你会觉得非常糟糕——疲惫，为难，沮丧。
The road to superaging is difficult, though, because these brain regions have another intriguing property: When they increase in activity, you tend to feel pretty bad — tired, stymied, frustrated.
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