It’s all in the eyes. They say that eyes are a window into your soul — but research shows they might also serve as an early window into cognitive decline. A study published in Neurology suggests a ...

A simple eye test could soon reveal whether you have Alzheimer’s Disease - or even if the disease looms in your future. In fact, according to trial results released this week, the vision test detected ...

Optical illusions are mind-bending images that challenge our perception and visual skills. These illusions provide deep insights into how our brain processes complex visual information. Optical ...

Good vision is a characteristic that is nice to have. Unfortunately, only 35% of adults have 20/20 vision without the use of glasses, contacts, or vision-correcting surgery. Though many of us do not ...

An optical illusion is a visual phenomenon where our eyes perceive something differently from reality, tricking the brain into misinterpreting what it sees. These illusions occur because the brain ...

Warby Parker is updating its vision-testing iPhone app in a big way. It can now perform an eye test requiring only 10 feet of space, 10 minutes, and good lighting. It’s also only $15 and is available ...

A refraction test is usually given as part of a routine eye examination. It may also be called a vision test. This test tells your eye doctor exactly what prescription you need in your glasses or ...

A challenging brainteaser requires sharp eyesight and a keen mind to find a hidden number among colourful dots. Test your observational skills with this visual puzzle. The latest brainteaser on the ...

Test your eyesight without a trip to the eye doctor? Online vision tests aim to make it possible. Several companies offer tests that you can take on the internet with your computer or smartphone.