Want to know how old your dog is in human years? A new study states that calculating every dog year isn't equal to 7 human years. That's because your dog ages differently than you. Researchers at the ...

Common wisdom has long held that each dog year is equivalent to seven human years. But a new equation developed to measure how a dog ages finds the family pup may be a lot older than we realize.

Scientists have come up with a new formula to calculate a dog's age in human years — and it is much more complicated than multiplying its real age by seven. Well, a new study suggests it's a little ...