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Visual impairment


Visual impairment, also known as vision impairment or vision loss, is a decreased ability to see ... The majority of people with poor vision are in the developing world and are over the age of 50 ye...

Glossary of All Eye & Vision Conditions


Astigmatism, A vision condition that causes blurred vision due either to the irregular ... Migraine with Aura, A type of severe headache accompanied by various ... of the eye), which cause poor night vision and a progressive loss of side vision.

Types of Vision Problems - New York State Department of Health


vision, types of vision problems, eye health, vision, eye health, eye. ... Type 1 or 2 diabetes; Poor control of blood sugar level; High blood pressure; High ...

56 Common Eye Disorders: Pictures, Symptoms, Treatments


Nov 5, 2013 ... The eyes are complex organs, with many parts that must work together to produce clear vision. Here is a basic overview of eye anatomy.

Low Vision and Legal Blindness Terms and Descriptions ...


Here is one definition of low vision, related to visual acuity: .... assumption – that people who are blind or have low vision live in a type of "blackness" that sighted  ...

What are the Most Common Causes of Bad Eyesight? - wiseGEEK


This type of bad eyesight is also referred to as myopia, and is considered the most common eye disorder. It can usually be corrected with prescription eye wear  ...

3 Astigmatism Types and How to Correct Them - All About Vision


Dr. Gary Heiting explains astigmatism symptoms, causes, types and correction with contact ... Astigmatism is probably the most misunderstood vision problem.

Vision Disability: Types, News & Information - Disabled World


Examines vision disabilities as a type of disability including blindness myopia and legally blind classification.

Eye Test - The Eye Chart and 20/20 Vision Explained


What does 20/20 vision really mean? ... So at 20/200, your visual acuity is very poor. ... The Jaeger chart consists of short blocks of text in various type sizes.

Are Learning-Related Vision Problems Holding Your Child Back?


How to identify and treat vision problems that may be affecting your child's ... Specific learning-related vision problems can be classified as one of three types. ... Slow reading speed or poor reading comprehension; Difficulty remembering what ...

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Common vision problems | National Eye Institute


The most common vision problems are refractive errors, more commonly known as ... The most common types of refractive errors are nearsightedness, ...

Understanding Vision Problems -- Symptoms - WebMD


Get a list of symptoms for various vision problems from the eye experts at WebMD .

6 Common Causes Of Bad Eyesight (Poor Vision) | Healthhype.com


There are different causes of bad eyesight depending on the part of eye that is ... in modern medicine now means that most types of common eyesight problems ...