Finding hidden images in optical illusions is an effective mental exercise that challenges your cognitive functions while ...

Add Yahoo as a preferred source to see more of our stories on Google. For people tired of wearing glasses, the claims can be enticing. Valeria Blanc/E+ via Getty Images You may have seen ...

An Optical Illusion is a type of puzzle that requires cognitive skills, a high IQ, and keen visual perception. As per ...

You may have seen advertisements claiming to eliminate the need for eyeglasses through vision therapy or vision training – basically, eye exercises. These exercises include putting pressure on or ...

You may have seen advertisements claiming to eliminate the need for eyeglasses through vision therapy or vision training – basically, eye exercises. These exercises include putting pressure on or ...

This new optical illusion is testing everyone’s observation skills; only a few people can find everything in 15 seconds. An optical illusion puzzle has become a big challenge for people of all ages.

Optical illusions have fascinated scientists, psychologists, and artists for centuries because they reveal one simple truth about human perception: seeing is not the same as understanding. Your eyes ...

Curious images known as optical illusions prove seeing isn't always believing. Oct. 13, 2009— -- Look at an optical illusion and you may think you're seeing things -- such as a curved line that's ...

Eye exercises are one of the treatments for strabismus. These aim to help train the brain and eyes to work together to improve eye coordination and focusing. Strabismus, or misaligned eyes, occurs ...

Eye strain has several components. Looking at very bright or very dim objects can lead your pupils to work harder, while looking at a stationary object can cause fatigue in the muscles that aim and ...

You may have seen advertisements claiming to eliminate the need for eyeglasses through vision therapy or vision training – basically, eye exercises. These exercises include putting pressure on or ...