The Dog Aging Project enrolled 50,000 companion animals to track aging as it naturally unfolds. The first major findings from 784 dogs point to kidneys as a key player in how mammals age. Modified ...

Scientists have long sought measurable signs in the body, called biomarkers, that reliably reveal our biological age or ...

In a later study at the University of Veterinary Medicine in Vienna, dogs exposed to a fear scent showed signs of hesitation ...

As dogs and humans age, the kidneys become less effective, and the study authors found that as kidney function declines, the amino acids build up, possibly explaining why some dogs age more healthily ...

A new study published in Animal Cognition suggests that while dogs appear more affectionate and submissive than wolves during greetings with humans, these differences may not be solely due to ...

Lab-based studies have provided lots of information on the biology of aging, but it's unclear how lab discoveries apply to ...