Every dog owner is familiar with the concept of “dog years.” It’s the idea that for every year of human time, dogs age seven years. If your dog is two human years old, it’s actually 14 in dog years, or so the idea goes. But just how accurate is that long-held belief? Not very, according to science.
A new study by researchers at the University of California, San Diego examined the genetic ages of dogs, specifically focusing on an age-related change to DNA called methylation. In humans, methylation occurs more steadily than it does in dogs, and using this method to judge the genetic age of dogs reveals something very special about man’s best friend.
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Here’s how fast your dog really ages – and no, it’s not the old 7-to-1 rule originally appeared on BGR.com on Sun, 1 Dec 2019 at 10:04:17 EDT. Please see our terms for use of feeds.
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