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Eye Examinations

Kid's vision - eye exams research

National Eye Exam Month and Important Children’s Vision Research

August is National Eye Exam month. Optometry Times claims there are five great reasons you should care about eye examinations:

  1. Proper prescription
    Your eye exam reveals if you need eyeglasses or contact lenses and what prescription will work best. If you already have prescriptive eyewear, keep in mind your vision needs tend to change as you age.

  2. Detect eye conditions
    An exam will enable your eye care professional to spot the early signs of diabetes, high blood pressure, glaucoma, and high cholesterol.

  3. Prevent conditions
    An optometrist can see early signs of diseases that may not present symptoms, such as macular degeneration or cataracts. Early detection is important.

  4. Alleviate headaches
    Visiting an eye care professional often leads to taking care of constant headaches.

  5. Improve academic performance
    Poor vision is a common reason children fall behind in school.

Speaking of children, this year, National Eye Exam month brings us an in-depth and important research compilation from National Center for Children’s Vision and Eye Health at Prevent Blindness titled, Children’s Vision and Eye Health: A Snapshot of Current National Issues.

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DOUBLE VISION

Prism Correction Glasses: What Are They?

Eyeglasses are typically prescribed for two main reasons: astigmatism and near- or farsightedness. Another common reason is to correct double vision, or diplopia. Read on to understand the warning signs, diagnostics, and whether or not you might be in need of prism correction glasses.

What causes the need for prism correction glasses?

If your eyes are working in accordance with each other, you have what is known as binocular vision. When light passes through the cornea, the dome-shaped tissue lining the outside of the eye helps to focus the light before it reaches the retina, the light-sensitive tissue lining the back surface of the eye.

Light that’s been converted by the cornea is sent to the brain as electrical impulses along the optic nerve to be translated into images. Typically, the eyes work together to see one, single image because light falls on the same spot in each retina.

However, in someone with diplopia, light falls on different parts of the retina, causing two separate images to be seen.

Diplopia is not the only reason for potentially needing prism correction glasses. Other causes include:

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