If you ever notice pesky dark strands that may resemble anything from a simple speck to a cobweb drifting across your vision, what you're probably seeing is what's known as an eye floater. Eye ...

This form of vision loss is also known as perceptual blindness. It involves not noticing people, objects, or events within your line of vision because your attention has been diverted. Have you ever ...

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 ...