Aging rates/human vs. dog

jarice at jarice at
Tue Apr 19 01:20:34 EST 1994

David Hinz W-641 548-3221 <hinz at wind> writes:
>Why do dogs often have cataracts when they reach the age of, say, 12 years,
>but in humans it takes maybe 5 times as long?  Are the cells aging at a
>different rate, and if so, why?  If we knew why, could we do something 
>about affecting aging rates?
One answer may be the much higher levels of antioxidants present in
longer-lived animals, including man. Several recent studies also show
that antioxidant supplementation may delay or prevent cataract formation.

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