The peripheral drift illusion causes us to perceive motion in a still image. A new study shows that the mechanism of this illusion relies on changes in pupil size.

Cats are masters at hiding illness, which makes it crucial for pet parents to spot the early warning signs before a minor ...

As cat parents, we want the best for our furry best friends. But, ensuring they are always feeling their best can be ...

Cats have sensitive hearing, and therefore, any startling noises can cause them stress. The list can be quite extensive and ...

Achim Lilienthal, that's all you need to identify pupils' strengths ... screen display of the problems," says Lilienthal. "We use this to automatically readjust the eye tracking with the webcam." ...

pupil movement might one day be used to detect disorders such as insomnia and post-traumatic stress disorder, or even a comatose patient’s recovery. We haven’t yet figured out if eyes are ...

Most sunglasses fail to meet international UV protection standards, putting users at risk of eye diseases. Researchers at the University ... this increase is not due to the dilation of the pupil ...

Our eyes are typically ... illnesses Understanding pupil dynamics during sleep could also provide important insights for the diagnosis and treatment of sleep disorders and other illnesses.

and teachers were previously unaware of these vision problems. “This discovery—showing that more than 42,000 pupils have eye challenges—is enormous. It will impact their education and ...

Steering clear of certain triggers and behaviors can help prevent symptoms from getting worse, help preserve your vision, and protect your eye health. Even if you’re using a treatment for ...

Been giving this dry food to our cat for about 1 year. She is 2 year old girl. Man, she started puking from this food and also from Grilled in Gravy. Started reading online and got shocked with ...