Fact or Fiction: Myths About Your Eyes
Eating Carrots Will Improve Your Sight
Fact: Carrots are high in vitamin A, a nutrient essential for good vision. Eating carrots will provide you with the small amount of vitamin A needed for good vision, but vitamin A isn't limited to rabbit food, it can also be found in milk, cheese, egg yolk, and liver.
Sitting Too Close to the TV Will Damage Your Vision
Fiction: Sitting closer than necessary to the television may give you a headache, but it will not damage your vision.
Reading in the Dark Will Weaken Your Eyesight
Fiction: As with sitting too close to the television, you may get a headache from reading in the dark, but it will not weaken your sight.
Using Glasses or Contacts Will Weaken My Eyesight, and My Eyes Will Eventually Become Dependent On Them
Fiction: Your eyes will not grow weaker as a result of using corrective lenses. Your prescription may change over time due to aging or the presence of disease, but it is not because of your current prescription.
Children With Crossed Eyes Can Be Treated
Fact: Children are not able to outgrow strabismus on their own, but with help, it can be more easily corrected at a younger age. That's why it is important for your child to have an eye exam early, first when they are infants and then again by age two.
There's Nothing You Can Do to Prevent Vision Loss
Fiction: At the very first signs of vision loss, such as blurred vision or flashes of light, you should see your doctor. If detected early enough, depending on the cause, there are treatments that can correct, stop, or slow down the loss of vision.
Using a Nightlight in Your Child's Room Will Contribute to Nearsightedness
Fiction: It has been thought that using a nightlight in your child's bedroom may contribute to nearsightedness, however there is not enough evidence to support this claim. Keeping a nightlight on in your baby"s room may actually help them learn to focus and develop important eye coordination skills when they are awake.
Looking Straight at the Sun Will Damage Your Sight
Fact: Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
Using Artificial Sweeteners Will Make Your Eyes More Sensitive to Light
Fact: If you use artificial sweeteners, like cyclamates, your eyes may be more sensitive to light. There are other factors that will make your eyes more sensitive to light as well. They include antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.
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Medically reviewed by Robert Bargar, MD; Board Certification in Public Health & General Preventive Medicine September 12, 2017