Dilated pupils in cats can be a sign of iris atrophy or a more serious underlying condition. Here’s how to know when to seek ...

Complex combos of muscles like those in the iris are thought to be what will turn lab-grown tissue from a promising idea into a tool with practical applications.

It's so well constructed. You've got the iris, the cornea, the pupil, and the sclera, are all working together to allow us to see. The eye muscles have to be fast.

“Muscles in the iris can cause the pupil to open or close to control how much light gets into the eye under different ambient lighting conditions, similar to how you can adjust the aperture on a ...

Brown and hazel eyes get their color from melanin, the same pigment that colors your skin. The more melanin in the eye, the darker your eye color will appear. But blue eyes don't have any blue pigment ...

FOREO’s eye massager is designed to help with puffiness and fine lines, but it also helped relieve my sinus pressure and pain when I was sick.

MAY I be allowed through your columns to direct the attention of physiologists and anatomists to certain special features in ocular accommodation, and in the movements of the iris in birds, and to ...

When the fourth cranial nerve is injured or diseased, it can cause paralysis of the superior oblique muscle. This is known as superior oblique palsy, trochlear nerve palsy, or fourth nerve palsy.

While lust is driven by a strong physical desire, attraction and attachment encompass a strong emotional relationship or ...

Eye catching: This incredible picture shows a close up of a human eye, revealing in remarkable detail the structures of the iris ...

Keen Eye and Iris Pharma team up to bring AI in the preclinical ophthalmic drug development to make assays faster, more reliable and more efficient.