Myopia, or nearsightedness, is a common eye condition. More than 40% of Americans can't see clearly at a distance because their eye is longer than normal. Usually myopia doesn't cause any problems ...

The macula is the center part of your retina. It gives you your central vision, what you see right in front of you. When the macula is damaged, you can still see around the edges of your vision, ...

Assessment of visual function by testing for visual acuity, dark adaptation, contrast sensitivity and evaluation of retinal sensitivity by microperimetry can indicate different stages of disease ...

Newly published research hones in on genetic protection to advance new treatment approaches. Researchers studying age-related macular degeneration (AMD) have clarified what constitutes genetic risk or ...

A new trial shows that a wireless subretinal implant, the PRIMA system, restored central vision in patients with geographic ...

Left: Simulation of a patient's vision with macular degeneration. Right: Simulation of the patient’s vision enhanced with the PRIMA eye prosthesis. A tiny wireless chip implanted in the back of the ...

Jon LaPook, M.D. is the award-winning chief medical correspondent for CBS News. Since joining CBS News in 2006, LaPook has delivered more than 1,200 reports on a wide variety of breaking news and ...

The prosthesis used is the Prima device, based on Stanford technology developed at the lab of Daniel Palanker. Early clinical development of Prima was undertaken by Paris-based Pixium Vision, which ...