Almost everyone has heard or used the term “color-blind,” but what causes color-blindness and what does a color-blind person actually see?

February is designated as National Low Vision Awareness Month. Low vision is the term used to describe the visual performance of eyes impacted by any condition that renders a person’s visual acuity to 20/70 or poorer in the better-seeing eye and cannot be corrected or improved with regular eyeglasses. Most people know this term as being “legally blind”.