Taking B vitamins can prevent a common type of vision loss in older women, according to the first rigorous study of its kind. It's a slight redemption for vitamin supplements, which have suffered recent blows from research finding them powerless at preventing disease.

Sensitivity to light, a steady decline in eyesight or blurred vision can all indicate the formation of a cataract.

Space shuttle science may soon come to an eye doctor near you: Researchers are using a NASA gadget to finally tell if a cataract is brewing before someone's vision clouds over.

British scientists will soon begin a trial of a cutting-edge treatment using adult stem cells that could help cure certain types of blindness, they announced Monday.

After two strokes, he was completely blind, dependent on his cane and his wife's arm to safely walk down the street. But researchers had a hunch: They suspected that, unconsciously, the man might be sensing the world around him through his eyes better than anyone realized.

Moles are famously short-sighted thanks to disruption of genes that help to grow the lenses of their eyes, scientists said on Tuesday.

An Australian woman is blind three days out of every six because her eyes involuntarily shut and she can’t open them — a mysterious medical condition that has puzzled doctors, a report said Sunday.

Novartis AG said Wednesday that its blindness drug Lucentis has won funding approval in England and Wales, making it freely available to tens of thousands of patients.

Parents now have another reason to shoo their kids outdoors to play, along with making sure they get enough fresh air and exercise.

Dr. Paul Dougherty delicately slipped a tiny lens inside the right eye of 7-year-old Megan Garvin — a last-ditch shot at saving her sight in that eye.