Blindness and vision impairment - World Health Organization (WHO)
Learn about the causes, prevalence, impact and strategies to address vision impairment and blindness globally. Find out how WHO promotes integrated, people-centred eye care and the role of eye care services in the Sustainable Development Goals. See more
Vision, the most dominant of our senses, plays a critical role in every facet and stage of our lives. We take vision for granted, but without vision, we struggle to learn, to walk, to … See more
Globally, at least 2.2 billion people have a near or distance vision impairment. In at least 1 billion – or almost half – of these cases, vision … See more
Globally, the leading causes of vision impairment and blindness are: 1. refractive errors 2. cataract 3. diabetic retinopathy 4. glaucoma 5. age … See more
- Personal impact
- Young children with early onset irreversible severe vision impairment ca…
- Economic impact
- Vision impairment poses an enormous global financial burde… See more
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Visual Impairment: What Is Impaired Vision? - All …
WEBNov 3, 2021 · Visual impairment, or vision impairment, usually means that someone’s eyesight is reduced (impaired) to the extent that it can’t be corrected to a normal level. This means full correction is not even …
Visual impairment - Wikipedia
Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment – visual impairment may cause the individual difficulties with normal daily tasks including reading and walking. The terms low vision and blindness are often used for levels of impairment which are difficult …
Wikipedia · Text under CC-BY-SA licenseInteresting reads - Visual impairment
Powered by Microsoft StartBlindness (Vision Impairment): Types, Causes and Treatment
WEBNov 14, 2022 · Learn about the different types of blindness, such as partial, complete, congenital, legal and nutritional blindness. Find out the common causes of blindness, …
Common Eye Disorders and Diseases | CDC
- Refractive Errors. Refractive errors are the most frequent eye problems in …
- Age-Related Macular Degeneration. Early Symptoms: None. Later …
- Cataract. Early Symptoms: None. Later Symptoms: Loss of central vision, …
- Diabetic Retinopathy. Early Symptoms: None. Later Symptoms: Loss of …
- Glaucoma. Early Symptoms: None. Later Symptoms: Loss of central vision, …
Low Vision: Causes, Characteristics, Treatment & Prevention
WEBMar 7, 2024 · Low vision is a permanent visual impairment that you can’t correct with glasses or surgery. Learn about the symptoms, causes, diagnosis and treatment …
Blindness and Low Vision | American Foundation for the Blind
WEBLearn how to cope with vision loss, find resources for living, working, and learning with blindness or visual impairment. Explore topics such as eye conditions, technology, …
Vision Problems: Symptoms of Common Types of Vision …
WEBSep 16, 2022 · Learn about the signs and causes of nearsightedness, farsightedness, astigmatism, retinal detachment, color blindness, night blindness, cataracts, …
Blindness | Low Vision | MedlinePlus
WEBApr 26, 2018 · The leading causes of low vision and blindness in the United States are age-related eye diseases: macular degeneration, cataract and glaucoma. Other eye …
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