Her eye chart tests showed improvement. It took a radical experiment to find out why her reality wasn’t matching up. By Lisa Sanders, M.D. The burning started as soon as the 59-year-old woman put the ...

What does 20/20 vision mean? When you visit your doctor or an eye care professional, you may be asked to read an eye chart. You may be told you have normal 20/20 vision. What does that really mean? An ...

An app to test eyesight easily and affordably using a smartphone is as accurate as traditional charts, according to a study published today. Peek (the Portable Eye Examination Kit) is a unique ...

Caring for your eyes and vision are important parts of a healthy lifestyle. Vision screening is a simple test of your vision that can detect problems early. An eye exam is a detailed check of your ...

As people age, many develop presbyopia — age-related farsightedness that makes it hard to read things at close range — and may turn to reading glasses. But new research suggests another option may be ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...