As an experimental gerontologist, I approach this issue from a wider biological perspective, by looking at other animals.
作为一个实验老年病学专家，我通过观察其它动物的方式，从一个更广的生物学角度来看待这合格问题。
2
Floss your teeth The gerontologist Dr Michael Roizen claims that flossing your teeth every day can add six years to your life.
用牙线清洁牙齿。 老年医学家迈克尔罗伊森博士称每天用牙线清洁牙齿能多活6年。
3
'it's time to break out of our denial about aging,' said Aubrey DE Grey, a British gerontologist who has drawn controversy for his Suggestions on how to forestall death.
英国老年医学研究专家奥布里·德格雷(Aubrey de Grey)表示，是时候突破人类关于衰老的自我否定了。德格雷对于如何延缓死亡的提议曾引起广泛的争议。