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Bookmark or Share- Blindness and vision impairment - World Health Organization (WHO)Русский. Español. Key facts. Globally, at least 2.2 billion people have a near or distance vision impairment. In at least 1 billion of these, vision impairment could have been prevented or is yet to be addressed. The leading causes of vision impairment and blindness at a global level are refractive errors and cataracts.
- Blindness and Low Vision | American Foundation for the BlindBlindness or visual impairment can have a profound impact on your life, but you are still in control. We have an abundance of information to help you, whether you're visually impaired, losing vision, or know someone affected by vision loss. Explore these resources and discover how to continue living a healthy, productive life with vision loss.
- Visual Impairment: What Is Impaired Vision? - All About VisionVisual 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 possible with the help of glasses, contact lenses, medication or vision surgery. The definition of visual impairment can vary depending on who ...
- Visual impairment - WikipediaVisual 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. [6]
- What is Vision Impairment? | Department of Ophthalmology ...Vision impairment means that a person’s eyesight cannot be corrected to a “normal” level. Vision impairment may be caused by a loss of visual acuity, where the eye does not see objects as clearly as usual. It may also be caused by a loss of visual field, where the eye cannot see as wide an area as usual without moving the eyes or turning the head.
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