Dogs may hold surprising clues to human longevity

Researchers from the Dog Aging Project have identified metabolic patterns in dogs that correlate with lifespan and mirror those found in humans. This discovery suggests that dogs could serve as a valuable model for studying the biological mechanisms of aging.
Why it matters
Understanding shared aging biology between species could lead to breakthroughs in human longevity and age-related disease prevention.
Dogs and humans may share some of the same biological patterns tied to lifespan, according to new research from the Dog Aging Project . The finding could give scientists a useful new way to investigate how aging works in both species.
In a study recently published in The Journals of Gerontology, researchers examined metabolites, small chemicals and molecules created during normal processes in the body. They found that certain combinations of these metabolites were associated with earlier or later death in dogs in ways that closely resembled patterns previously identified in humans.
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