Please provide your email address to receive an email when new articles are posted on . Angling a patient’s face can negate the effect of facial contour on visual field testing. AI may help predict ...

In the specialized fields of ophthalmologyand optometry, doctors measure sight by having you focus on a central point while keeping your head still. You’ll also be able to see above and below the ...

A person with peripheral vision loss has difficulty seeing things above, below, or at the side without turning their head. This type of vision loss is also known as tunnel vision. Tunnel vision can ...

A scotoma is a blind spot in your vision, which is an area you cannot see. Blind spots may be small or large and can be temporary or permanent. A scotoma can also move around to different places in ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact [email protected]. Back to Healio A 66-year-old man was seen in the ...

Hemianopia is a loss of half a person’s peripheral vision. This means a person loses the right half or left half of vision in each eye. Hemianopia can occur from injury to the brain, such as a stroke.

Color awareness has long been a puzzle for researchers in neuroscience and psychology, who debate over how many color observers really perceive. A study from Dartmouth in collaboration with Amherst ...

First depiction of glasses in Tommaso da Modena's 1352 painting. Source: Tommaso da Modena Eyeglasses have been around since the 14th century. In the early days, they consisted of two small magnifying ...