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 visual phenomenon where the brain perceives an image differently from reality. It occurs when the information sent from the eyes to the brain is misinterpreted, leading to a ...

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 ...

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 ...

Glasses, contacts, or vision correction surgery may improve your vision. Which is right for you depends on the severity and type of vision loss and your overall health, lifestyle, and personal ...

Jessica was a writer on the Wellness team, with a focus on health technology, eye care, nutrition and finding new approaches to chronic health problems. Expertise Public health, new wellness ...

Vision loss can affect one or both eyes, and can lead to vision loss with dark, partial, or blurry vision. Possible causes can include a detached retina, cataracts, and glaucoma. Some forms of vision ...

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 ...

Floaters are those tiny black spots, thread-like lines, or cobweb-like shapes that drift across the field of vision. For many, they come and go harmlessly and are generally linked to natural ageing.