11.09.2026
General,Scientific Results
At the Dog Aging Project, we care deeply about the health and happiness of dogs. Our discoveries about healthy aging in our canine companions will translate into medical advances for people too. We’re working toward a future where dogs, and their humans, can live longer and stay healthier—together!
The Dog Aging Project is an innovative initiative that brings together a community of dogs, owners, veterinarians, researchers, and volunteers to carry out the most ambitious canine health study in the world. We invite you to partner with us and help future generations of dogs live the best lives possible!


We welcome ALL dogs—young and old, mixed breed and purebred, healthy and those with chronic illness—from all fifty US states.
The only requirement is that you have a good estimate of your dog’s age. If you and your furry best friend are interested in joining the Pack, start the process by clicking the button below.

Lucy
Pack Number 46,163

Tibor
Pack Number 38,823

Emma
Pack Number 30,783

Nero
Pack Number 47,151

Lexi
Pack Number 12,114

George
Pack Number 46,033

Lia
Pack Number 43,913

Rosie
Pack Number 46,525

Nelly Bly
Pack Number 41,761

Emmy
Pack Number 9,347

Bailey
Pack Number 34,563

Brooks
Pack Number 33,045

Utah
Pack Number 46,501
Is your dog at least 7 years old?
Does your dog weigh at least 44 pounds?
Is your dog generally in good health?
Your furry companion may be eligible for the Test of Rapamycin in Aging Dogs (TRIAD), our clinical study.


The Dog Aging Project is a community science project. This means that we rely on our participating dog owners and their primary care veterinarians to provide the information that fuels our scientific research.
We’ll ask you to tell us about your dog’s health, behavior, environment, and physical activity on an annual basis. A study of this magnitude would be impossible without the help of dog lovers around the US. Our participants truly are the heart and soul of the Dog Aging Project!
Everyone whose dog is a member of the Pack is invited to join the Dog Park, a private, online community where dog owners can interact with other participants, join clubs, post cute dog pics, attend monthly Pack Appreciation Events, and have insider access to our research team.



Once you’ve completed the Health and Life Experience Survey, your dog will be an official member of the Dog Aging Project Pack!

Our team collects comprehensive health and diet data via owner-reported surveys, veterinary medical records, and frailty assessments.
For members of the Precision and TRIAD Cohorts, we partner with primary care and speciality veterinarians to collect biological samples for detailed biochemical analysis.

Participants in the Foundation, Precision, and TRIAD cohorts receive a free DNA Kit with which to collect a cheek swab sample for use in low-pass sequencing.
Genome sequence data are integrated with health measures and age-related physiological and behavioral traits to carry out comprehensive genome-wide association studies of common diseases, frailty, and co-morbidity associated with age.

Dogs share our environment. They live with us. They often sleep with us. Sometimes they even share our food. Environmental exposures can have a profound impact on health.
In addition to owner-reported information about each dog’s home and yard, our team compiles extensive environmental data geolocated by zip code for each participant. For smaller cohorts, we conduct physical sampling from the home environment.

The Pack contains dogs from all walks of life, including companion dogs, working dogs, and dogs who participate in many different activities like nosework or agility. We use owner-reported information to understand how different canine lifestyles are related to health and aging.

Aging dogs sometimes experience canine cognitive decline, a condition that is analogous to Alzheimer’s disease in humans. We’ve designed a comprehensive program to study all phases of cognitive development, health, and disease through surveys, interactive games that owners play with their dogs, and even an opportunity for interested participants to donate their dog’s body to science at the end of their natural lifespan.

Our research is already demonstrating links between activity levels and various health measures. We quantify activity levels through surveys, at-home mobility activities that owners complete with their dogs, and with collar-mounted actigraphs that collect high granularity data on movement in three dimensions.
Our Research Goals
The goal of the Dog Aging Project is to understand how genes, lifestyle, and environment influence health and aging. Our research program is designed to collect—and connect—critical data in six scientific domains: health, genetics, environment, lifestyle, cognition, and activity. We use innovative approaches and cutting-edge technologies to assemble, analyze, and share high quality canine health data with the scientific community and the public.
From within the Dog Aging Project Pack, we enroll subsets of dogs into cohorts based on specific scientific criteria. These cohorts include Foundation, a genomics study; Precision, a biochemical study; and the Test of Rapamycin in Aging Dogs (TRIAD), a double-blind, placebo-controlled clinical trial.
At the Dog Aging Project, we know how important dogs are for the health and wellbeing of their owners. They give us comfort, joy, and unconditional love. Being a part of this study gives each and every one of us a chance to enhance the lives of future generations of dogs.
Will you join us?


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General,Scientific Results
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We have established the Dog Aging Project as an engine for innovation. We are supported by research grants from organizations like the National Institutes of Health (NIH) and the Dog Aging Institute. We also receive philanthropic donations from organizations and individuals. We are actively seeking additional support to sustain and expand our existing initiatives and to develop new, cutting-edge programs that will benefit dogs and people too. View Our Supporters page for more information
55,000+
Dogs currently enrolled in the Pack
30K+
Dog with multiyear data
29K+
Veterinary records submitted
26K+
Purebred dogs in the Pack
26,000+
Mixed breed dogs in the Pack
11K+
Senior dogs in the Pack
7,300+
Dogs enrolled in cohort studies
3,500+
Unique mixed breed combinations represented
300+
Unique AKC breeds represented
200+
Researchers using our data
100+
Team members
80+
Research publications
40+
Participating institutions & clinical studies
30+
Participant appreciation events
10+
Project lifespan in years