Going in for an eye exam? Your doctor may dilate your eyes to make sure they’re healthy. But the test can leave you battling the glare of sunlight and blurry vision. So is it safe to drive yourself ...

Experts disagree on who needs it and when. Here’s what the evidence suggests. By Michelle Crouch Perhaps the most unpleasant part of an eye exam is when the doctor squeezes in the dreaded drops to ...

Eye dilation refers to a widening of the pupils. When doctors dilate the pupils during an eye exam, it typically lasts between 4 and 24 hours. Doctors sometimes use eye dilation drops to dilate a ...

Gazing into a remarkably detailed digital eye did not stir up latent fears of the omnipotent. At least, that wasn’t the case with the all-seeing eye that I recreated with the Eye Texture Raytracer, a ...

If you have your pupils dilated for an eye exam, you can expect eye dilation to last about four to six hours. However, sometimes pupils remain dilated for days, depending on the types of drops used ...

You look in the mirror and notice that the dark circles in the middle of your eyes are bigger than usual. What's going on? Those dark circles are your pupils, the openings that let light enter your ...

Getting your eyes dilated is an important part of any complete eye exam. Once your doctor puts in the dilating drops, it takes about 20–30 minutes for your pupils to fully open, or dilate. After your ...