The abbreviations, numbers, and plus (+) or minus (-) signs on your eye prescription have different meanings depending on how well you see. They can also change as you age. Here’s what they mean. The ...

An optical illusion is a type of visual puzzle in which these puzzles create a misleading to our brain amd make miss leading to our brains' interpretations in the wrong way, and misleading the nature ...

Positive numbers on an eye prescription indicate they are correcting farsightedness, while negative numbers correct shortsightedness. A larger number suggests a stronger prescription. Although roughly ...

There are several different ways to test observation skills withan IQ test. But, solving the brain teaser challenge ...

An Optical illusion is a type of puzzle that creates a misinterpretation in the brain, causing it to perceive reality differently and making a false or misleading impression of reality. This occurs ...

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 ...