Medically reviewed by Johnstone M. Kim, MD Key Takeaways Mydriasis is when the pupil stays wide and doesn't respond to ...

Dilated pupils mean that your pupils appear larger in size. The most common reason for dilated pupils is low light in a dark room since lower light causes your pupils to grow. Dilated pupils are also ...

You don't want to put off getting these symptoms checked out.

At my job, I'm going to be working with a new laser soon, and as such, I have to pass some certifications to become a laser operator. One of the requirements is that I take an eye exam to determine if ...

Q: Do I have to get my eyes dilated when going to the eye doctor? A: Dilating your eyes involves placing drops to relax the iris (the colored part of your eyes) and open the pupil, allowing your eye ...

This spring, a rash of cases of a rare, but often fatal, form of cancer known as ocular melanoma was reported, with 50 individuals in North Carolina and Alabama diagnosed over a relatively short time ...

The iris is a structure behind the transparent cornea of the eye. It has a circular opening called the pupil that changes size in response to the light level. Your pupils are usually the same size as ...

A routine (or comprehensive) exam uses a wide range of tests and procedures to evaluate your vision and the health of your eyes. Diagnostic tests are usually performed by a technician. These test ...

Last month, I attended a conference for physicians presented by Dr. Jesse Berry, an associate professor of ophthalmology at USC and the director of the Ocular Oncology and the Retinoblastoma Programs ...

Saturday night, Scottish boxer Josh Taylor spent roughly an hour getting punched in the face by Ukrainian veteran Viktor Postol, an opponent he admittedly underestimated. The Prestonpans boxer won the ...