Do they slow down aging?

他们会延缓衰老吗？

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At around age 60, "muscles really start to break down," say Kathryn Starr, an aging researcher, "and because of that, the protein needs of an older adult actually increase."

在60岁左右，“肌肉真的开始分解，”一位研究衰老的研究员凯瑟琳·斯塔尔说，“也正因为如此，老年人对蛋白质的需求实际上增加了。”

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There are many things you can easily do to slow down the aging in your hands.

有许多事你能够很轻松去减缓手部的衰老。

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Longevity genes appear to slow down the aging process by making cells and tissues more stress-resistant, better able to withstand the inevitable environmental insults that accumulate over a lifetime from bad diet, inflammation, radiation, genetic mutations and toxic chemical by-products called free radicals.

FORBES: Researchers are unlocking the mysteries of aging.