Eye dilation usually lasts four to six hours, but it can last longer depending on various factors. Light-colored eyes may stay dilated longer after an exam. After an eye exam, you may receive special ...

Medically reviewed by Dakari Quimby, PhD Key Takeaways Bipolar eyes describe changes in a person’s eyes during manic or hypomanic episodes.Pupils may dilate due to higher levels of norepinephrine ...

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 ...

New information shows a lot of people over 40 aren't doing everything they should to keep their eyesight as they get older. A survey by the American Society of Retina Specialists found that 27 percent ...