Watching an older dog slow down can be heartbreaking in a very specific, everyday way. The hesitation before a jump...

The last decade of longevity research has made one thing painfully clear: “aging” is not one switch you flip off....

If you live with a senior dog, you have probably noticed that aging is rarely “just” about slower walks or...

Aging in dogs is not just “wear and tear.” At the cellular level, older bodies accumulate damaged proteins, malfunctioning mitochondria,...

Osteoarthritis is the most common form of arthritis in older dogs, and it is rarely just a “wear and tear”...

Senior dogs do not “run out of antioxidants” overnight, but aging does tend to shift the balance between energy production...