The Dog Aging Project, co-founded by biologist Matt Kaeberlein in 2014, aims to explore the aging process in dogs to benefit both canines and humans. With over 50,000 dogs involved, the project collects data on diets, exercise, and brain health. Researchers, including veterinary neurologist Stephanie McGrath, emphasize the similarities between dog and human aging, particularly in diseases like dementia. Recent studies suggest that the drug rapamycin may slow cognitive decline in dogs, which could lead to similar treatments for humans. Additionally, dogs living with companions appear to experience fewer health issues, highlighting the importance of social interaction and exercise. Celine Halioua's biotech company is also working on drugs to extend the healthy lifespan of dogs, potentially paving the way for advancements in human longevity. The findings from the Dog Aging Project are contributing to a growing understanding of aging and its diseases, with the hope of improving the quality of life for both dogs and their human counterparts.