Can we slow the aging process?

Ask the doctor

Published: May, 2021

Q. Is it possible that scientists will one day be able to slow down the aging of our bodies?

A. You may be dubious, but yes, it is possible. I know it seems that every living thing ages — the flowers in the garden, our pets, and us. Yet a Harvard Medical School colleague who studies aging, genetics professor David Sinclair, tells me there are certain cold-water fish that may never die natural deaths. They die from injury or being consumed by a larger animal, but it's not clear they die naturally. Some are hundreds of years old, and still frisky.

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