June marks Cataract Awareness Month, a time to inform the public about cataracts, a leading cause of vision impairment.

Whatever light does get in through your pupil is scattered by collagen fibers, which make the eyes look blue. (Collagen fibers help maintain the structure of the eye.) By contrast, people with ...

Eye color is the color of the iris, the colored part around the pupil (the small black spot in the center of the eye). Fun ...

while people with blue eyes have much less,” says Yuna Rapoport, MD, a New York City-based ophthalmologist. Your iris surrounds your pupil and helps control how much light enters your eye.

Blue eyes are actually the second-most common eye color in the world ... "In addition, bright light causes the pupil to constrict revealing more of the iris, which is lighter in color," Wong ...

For example, one eye may be green, and the other may be brown, blue, or another color ... But instead of affecting the area around the pupil, segmental heterochromia affects a larger portion ...

The new color, "olo," is a hyper-saturated version of blue-green Getty Scientists conducting ... Researchers directed a laser beam into one eye of each participant, then looked into a contraption ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 ...