This is an image to demonstrate visual 'crowding' and test peripheral vision. Ensure that the red dot in the centre of the image is at eye level and focus on it. While holding your focus on the red ...

This is an image to demonstrate visual 'crowding' and test peripheral vision. Ensure that the red dot in the centre of the image is at eye level and focus on it. While holding your focus on the red ...

Tunnel vision refers to the loss of side vision. With tunnel vision, a person can only see what is directly in front of them. As such, their vision may appear as if they were peering down a narrow ...

Please provide your email address to receive an email when new articles are posted on . An internet-based contrast sensitivity measurement tool can help patients self-monitor vision at home, alerting ...