Waking up with itchy eyelids might seem like a typical allergy symptom but it could also be a sign of eye mites.

We’re here at the optician’s to get a good look at a human eye and find out how it works. Human eyes are actually spheres. The part that we ... picking out black, white and shades of grey ...

Learn about the anatomy of your eyes and how each part of the eye works in order to create visual output.