News tagged with optic nerve

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Artificial retina helps some blind people

For two decades, Eric Selby had been completely blind and dependent on a guide dog to get around. But after having an artificial retina put into his right eye, he can detect ordinary things like the curb and ...

Feb 14, 2011
5 / 5 (9) 4

Stem cells reverse blindness caused by burns

(AP) -- Dozens of people who were blinded or otherwise suffered severe eye damage when they were splashed with caustic chemicals had their sight restored with transplants of their own stem cells - a stunning ...

Jun 23, 2010
5 / 5 (15) 0

Study explains why light worsens migraine headaches

Ask anyone who suffers from migraine headaches what they do when they're having an attack, and you're likely to hear "go into a dark room." And although it's long been known that light makes migraines worse, the reason why ...

Jan 10, 2010
4.9 / 5 (11) 2 | with audio podcast