Double vision, or diplopia, occurs when a person sees two images instead of one. Performing certain eye exercises may help to reduce double vision in some cases. When a person has double vision, the ...

According to Kristine B. Hopkins, O.D., professor at the University of Alabama at Birmingham School of Optometry and associate dean of Academic Affairs, double vision, or diplopia, is an eye disorder ...

A cataract develops when the lens of your eye, which is normally transparent, becomes clouded. This happens when proteins in the lens clump together, rather than staying evenly distributed. From there ...