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 ...

If the iris muscle is paralyzed, the pupil will be dilated. When the other pupil contracts in response to strong light, the pupil in the affected eye remains large. Similarly, some disorders cause ...

Even if the Iris 2 Eye Massager didn’t offer beauty benefits, I would still use it because it feels amazing and seems to help with sinus pressure, too. Plus, unlike some beauty devices, you only ...

Researchers at the Massachusetts Institute of Technology have developed a soft artificial muscle that mimics the structure and behavior of the human iris. Powered by light and made from real ...

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

Cataract surgery is one of the most commonly performed surgeries in the United States. When you are evaluated for cataract ...

This artificial, muscle-powered structure pulls both concentrically and radially, similar to how the iris in the human eye acts to dilate and constrict the pupil Ritu Raman et al / MIT View 2 Images ...

As a demonstration, they grew an artificial, muscle-powered structure that pulls both concentrically and radially, much like how the iris in the human eye acts to dilate and constrict the pupil.

The iris allows some of this light to enter the pupil. Light passes through the lens. With the cornea, the lens focuses the light onto the retina at the back of the eye.

The iris contains many cells, special muscles, blood vessels and nerves, surrounded by a gel material with millions of tiny crisscrossed fibres. Iris pigment cells – melanocytes – contain ...

Massage: Gently glide the Iris over the under-eye area and eyelids for 30 seconds on each eye. Finish: Pat any remaining product into the skin with your fingertips.