If you’ve recently noticed your dog is starting to hesitate on the staircase they’ve climbed a thousand times before or bumping into the living room furniture that hasn’t moved in years, it’s only ...

How can we test a dog’s aging eyes? Give them an eye chart and ask if the little E is blurry? That probably won’t work. So now they are asking dog owners around the world for their help. It’s a ...

A veterinary ophthalmologist wanted to determine factors, including age and vision, that influence a dog's interest in interacting with video content. Ultimately, the goal of the study, which launched ...

There's a common misconception that dogs can only see in black and white — in reality, they can see colors like blue and yellow, though their color vision is much more limited than humans. Dogs also ...