The reflexes of the eye are automatic adjustments your eyes make to help you see and keep them from being damaged. They can respond to light and dark, adjusting how much light enters the retina.

Online eyewear and vision care company Visibly announced it had received FDA 510(k) clearance for its at-home vision test. The Visibly Digital Acuity Product uses a touchscreen mobile device, like a ...

A quick and easily administered test that measures visual perception can accurately distinguish mild to moderate dementia associated with Lewy body disease (LBD) from dementia associated with ...

Visual illusions are images that can fool even the most observant eyes. Visual illusions are loved by the netizens and have become a popular puzzle among the internet crowd. These puzzles are not only ...

Our sense of sight is very important to how we perceive and respond to the world around us. There are vision tests that tell us how strong our eyesight is and others that let us know whether or not we ...

Step right up to a visual test that will tickle your brain! Imagine a sea of numbers, predominantly '96', but lurking within is a sneaky '98' turned upside down. This playful optical challenge invites ...

Can you do 3D puzzles...without using your hands? Our visual-spatial intelligence test assesses your ability to mentally manipulate 3D objects, a skill that has practical significance in everyday life ...

After finishing this test you will receive a FREE snapshot report with a summary evaluation and graph. You will then have the option to purchase the full results for $6.95 This test is intended for ...