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 ...

It’s easy to take your eyesight for granted when you wake up each morning, look around the room and go about your day without a second thought. But just like every other part of the body, our eyes ...

Pupils dilate when you think. However, it's only about a tenth of the range they move in response to light. And when you're sleepy, your pupils don't stay still; rather, they fluctuate widely and ...

Behind the whites and the pupil sits the one place in your body where a doctor can watch your blood vessels live.

His gaze softens as he draws closer to you. With one hand around your waist and the other cradling your jaw, he pulls you in. You look into his eyes, and notice his pupils have grown large and hungry.