health

A dog's impact on the science of aging and his family

Updated on: June 7, 2026 / 7:00 PM EDT / CBS News

A dog's impact on the science of aging and his family

TL;DR

  • Ralph, a dog with unique proportions, brought joy and comfort to the Rowe family, helping them through personal health crises.
  • Ralph was diagnosed with dementia in February 2025 and subsequently joined the Dog Aging Project.
  • The Dog Aging Project studies aging in dogs to gain insights into human diseases like Alzheimer's, noting similarities in brain structure and dementia's effects.
  • Cognitive tests and MRI scans showed Ralph exhibiting signs of cognitive impairment and brain shrinkage.
  • A pilot study on the drug rapamycin, which Ralph participated in, indicated a reduction in inflammation associated with dementia.
  • The Rowe family expressed pride in Ralph's contribution to science, finding comfort in his ability to potentially help others.
  • Recommendations for maintaining canine brain health include keeping dogs active, engaged, and on a good diet.