And while age plays a major factor, some dogs may start showing signs of graying at just 2 years old. Stress and anxiety can also contribute to premature aging, Batteiger said. The conversation was ...

Mido the Australian shepherd loves to wander, but at 12 years old, he doesn't find it as easy to find his owner anymore.

These dogs are my family. They are my kids. Losing any of them is heartbreaking," says the dog's trainer and owner, Sherri ...