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Hyperopia: What is farsightedness?
A guide to the causes, symptoms and treatment of hyperopia (farsightedness) including eyeglasses, contact lenses and LASIK.
Myopia (nearsightedness): Causes, progression and management
Myopia is often called nearsightedness. If your eyes are myopic, this means distant objects look blurry. Learn more about myopia progression and management.
Presbyopia: What causes it and how to treat it
Learn about presbyopia causes, symptoms and treatments, including options for contact lenses, eyeglasses or vision surgery.
Myopia in children: Is your child at risk?
Childhood myopia is a growing concern around the world. Learn about the risk factors for nearsightedness in kids and whether your child may be at risk.
All Refractive Errors Articles
Double Vision (Diplopia)
What causes double vision (diplopia) and what to do if you experience diplopia.
Refractive errors and refraction: How the eye sees
Dr. Gary Heiting explains how refractive errors affect your vision and discusses symptoms, detection and treatment of refraction problems.
Visual acuity: Is “20/20” perfect vision?
All about visual acuity and if it's possible to have better than 20/20 vision.
Contrast sensitivity testing
Dr. Gary Heiting describes how a contrast sensitivity test can detect vision problems that might not show up on a conventional eye chart.
Combining presbyopia options
Dr. Gary Heiting explains combination strategies for presbyopia, such as LASIK with wavefront eyeglasses, and what to consider.
3 Astigmatism types and how to correct them
Astigmatism is a refractive error, and symptoms include blurred vision, headaches and squinting. Astigmatism can be corrected with eyeglasses, contact lenses or surgery.
What Is Myopia Control? - All About Vision
Find out how myopia control eyeglasses, contact lenses, eye drops and habit changes can reduce children’s risk for myopia development and progression.
Presbyopia: What causes it and how to treat it
Learn about presbyopia causes, symptoms and treatments, including options for contact lenses, eyeglasses or vision surgery.
What causes nearsightedness (myopia)?
People who are nearsighted have a refractive error called myopia that causes blurry distance vision. Learn which factors may lead to becoming nearsighted.
Is there a way to “fix” nearsightedness?
There is no cure for myopia, but there are effective ways to manage it. Learn about natural ways to delay myopia and lenses that can slow myopia progression.
Can someone go blind from myopia getting worse?
Myopia can lead to serious eye conditions and blindness if it progresses to high myopia. Learn more about high myopia and its potential complications.
Is myopia considered a disability?
Having myopia (nearsightedness) and wearing glasses do not qualify as disabilities. Learn more about visual impairments and legal disability criteria.
Is myopia a disease?
Myopia (nearsightedness) is a refractive error, not a disease. Here's what that means.
Is nearsightedness more common than farsightedness?
Are more people nearsighted or farsighted? Learn how common myopia really is and why, as well as why early diagnosis is important.
Is it possible to reverse myopia?
Why can’t myopia be reversed? Learn why the causes behind myopia mean there is no way to reverse it, but its progression can be slowed down.
What type of lens is used to correct nearsightedness?
Corrective lenses for myopia (nearsightedness) include eyeglass lenses and contact lenses. Learn how these lenses work and how to read your prescription.
Progressive myopia: Risk factors, complications and what parents can do
Progressive myopia is nearsightedness that gets worse over time. Learn about the risk factors for progressive myopia and its potential complications.
Myopia vs. hyperopia: What’s the difference?
Myopia and hyperopia are two kinds of refractive error that cause blurry vision. Learn which one causes nearsighted vs. farsighted vision.
Can a person be nearsighted in one eye and farsighted in the other?
Anisometropia is when each eye has a different vision prescription. Learn more about when one eye has better vision than the other, including how to correct it.
Myopia: Corrective lenses and other correction options
Myopia correction includes prescription glasses, contact lenses and refractive surgery. Learn which type of myopia correction is best for you or your child.
Nearsightedness, shortsightedness and myopia: What do they mean?
Nearsightedness is the most common way of referring to myopia, a refractive error that affects how well you can focus on certain objects.