One day you look at your dog and realize their muzzle has gone completely gray without you noticing. Professional pet groomer Jasmine Caldwell explores what it truly means when your dog enters the geriatric stage—and why it's about far more than just counting birthdays. This episode breaks down how aging works differently across breeds, what's happening inside your senior dog's body, and why recognizing these changes can extend your companion's happy, active years.

• There's no universal age when dogs become geriatric—giant breeds like Great Danes may reach this stage by eight or nine, while small breeds like Chihuahuas might not get there until thirteen or fourteen.

• The old "one dog year equals seven human years" formula is wrong; dogs age much faster early on, with a one-year-old dog being roughly equivalent to a ...