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 ...

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 ...

Pupils are the black circles located in the center of your iris, or the colored part of your eye. The pupil allows light to enter your eye and often changes in size. When your pupils appear larger, ...

Working memory is one of the brain’s executive functions, a skill that allows humans to process information without losing track of what they’re doing. In the short term, working memory allows the ...

A trip to the eye doctor. It’s not always a favorite activity, and on top of that, one sometimes has to endure the annoyance of dilation. It lengthens the time in the doctor’s office, it makes the ...

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 ...

The pupils of our eyes get larger when we are focusing on a task–and the size may give clues about our working memory capabilities, a new study has found. A person's pupils dilate in low-light ...

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 ...

From a scientific perspective, it may sound a bit too fanciful to call our eyes “windows to the soul.” But research suggests that looking into them can, quite literally, offer a peep into a person’s ...

Normally, a person's pupils naturally widen (or dilate) in low-light environments to allow more light into the eye. However, in a new study, researchers reported that a person's pupils also dilate ...