Millions globally live with colour blindness, often unaware of their condition. An optometrist shares a quick, one-minute ...

Good vision is a characteristic that is nice to have. Unfortunately, only 35% of adults have 20/20 vision without the use of glasses, contacts, or vision-correcting surgery. Though many of us do not ...

There are three main types of color vision deficiency: red-green, blue-yellow, and complete. Color blindness, or color vision deficiency, affects the way you perceive color and can make it hard to ...