Are you color blind? A color vision test is the only way to be sure you perceive colors normally, explains Dr. Gary Heiting. Here are examples of tests.
All about visual acuity and if it's possible to have better than 20/20 vision.
Some vision changes are normal with aging, while others may mean you have a serious eye disease. Dr. Gary Heiting explains what to expect and what you can do.
Are your eye exams as complete as they should be? Dr. Gary Heiting discusses what tests are included in a comprehensive eye exam.
Brown may be the most common eye color, but the huge variety of shades makes each brown-eyed person unique.
Recognise signs of eye problems in elderly. A warning sign of ageing eyes, sudden vision loss, is an emergency, and should be seen by a doctor immediately.
Blue light is both beneficial and harmful, especially to your eyes. Learn why and how to control your exposure.
Are you experiencing computer eye strain? Read our top 10 tips for avoiding eye strain when working at a computer.
Dr. Gary Heiting explains how refractive errors affect your vision and discusses symptoms, detection and treatment of refraction problems.
What causes dilated pupils and what to do if you think you have unusually large pupils.
Learn how your baby's vision develops in the first year of life and how to spot infant vision problems.
Learn the best way to apply eye drops, including allergy eye drops and eye drops for dry eyes.
Researchers say people with blue eyes have a common ancestor. Find out why — and when the first blue-eyed person lived.
What does 20/20 vision really mean? Various eye charts and tests can be used to determine your visual acuity.
All that screen time can cause problems for young eyes. Learn how to reduce your child's risk of computer vision syndrome and more.
Learn why your eyes look red in pictures but your pets' eyes glow. Also, tips on how to prevent and remove the red-eye effect in photos.
Dr. Gary Heiting offers quick tips for protecting yourself against vision loss as you grow older, including healthy lifestyle choices.
Eye exams for children are very important to ensure your child's eyes are healthy and have no vision problems that could interfere with school performance.