Factors Associated With Missing Biological Samples in the Dog Aging Project

Published on May 6, 2025

Available data do not support the claim that dogs’ lives are getting shorter.

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Scientific Results: Association Between Diet Type and Owner-Reported Health Conditions in dogs in the Dog Aging Project

Published on April 28, 2025

Available data do not support the claim that dogs’ lives are getting shorter.

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A bassett hound with a butterfly on his nose.

Scientific Results: Dog Models of Aging

Published on October 18, 2024

The key takeaway for families with dogs is that ongoing research into dog aging can lead to significant improvements in their pets’ health and longevity. By staying informed about new findings from the Dog Aging Project and working closely with their veterinarians, dog owners can help ensure their pets live happier, healthier lives.

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an older dog with a puppy

Scientific Results: How can we achieve more accurate reporting of average dog lifespan?

Published on October 11, 2024

Available data do not support the claim that dogs’ lives are getting shorter.

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Scientific Results: Dog and owner demographics impact dietary choices in Dog Aging Project cohort

Published on October 4, 2024

Dogs of different ages, locations, and owners may eat different diets! This research gives us a lens to reflect on previous diet comparison work, and a tool for future diet research

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Scientific Results: Cross-sectional survey of 43,517 dogs in the Dog Aging Project identifies owner-reported lifetime prevalence and characteristics of gastrointestinal disease

Published on September 27, 2024

Dog owners in the US recruited from the general public reported a high prevalence of GI disorders in their dogs.

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Scientific Results: Silicone tags as an effective method of monitoring environmental contaminant exposures in a geographically diverse sample of dogs from the Dog Aging Project

Published on September 20, 2024

Our goal was to determine whether silicone tags could be an easy, non-invasive way to track environmental exposures, and they are!

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Shepherd in the sunset

Scientific Results: Characterizing dog cognitive aging using spontaneous problem-solving measures: development of a battery of tests from the Dog Aging Project

Published on September 12, 2024

While this study was exploratory in nature, it helped to lay the groundwork for potential future work on factors protective against cognitive decline.

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Scientific Results: The companion dog as a model for inflammaging: a cross-sectional pilot study

Published on September 6, 2024

Similar to what has been shown in people, aging dogs have increases in blood inflammatory markers. This indicates that aging in dogs, like people, may be accompanied by a proinflammatory state, known as inflammaging.

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Scientific Results: Validation of the shortened version of the Canine Behavioral Assessment and Research Questionnaire (C-BARQ) using participants from the Dog Aging Project

Published on August 30, 2024

Previous studies have shown that the C-BARQ can help identify behavioral issues associated with relinquishment to shelters,  as well as predict success as a service or guide dog. The C-BARQ is available in multiple languages and is used worldwide.

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