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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. [6]
These appear most often in those who are congenitally blind. Frequent movements include body rocking, repetitive handling of objects, hand and finger movements, eye poking, pressing and rubbing. [4] [1] Causes are not well understood, and treatment outcomes tend to be highly variable but generally positive. [3]
The image displays a barefoot blind man in a long pale yellow tunic carrying a staff. [1] Healing a blind man in the Maastricht Hours, held in the British Library. [5] The blind man wears a loose brown tunic while being led by a white dog. [1] The Goldsmith of Arras, an illustration in the Miracles de Nostre Dame depicts a blind boy with a ...
This occurs even when no damage has been done to the eyes or optic tract that leads visual information into the brain; in fact, visual agnosia occurs when symptoms cannot be explained by such damage. Damage to specific areas of the ventral stream impair the ability to recognize certain categories of visual information, such as the case of ...
For sighted people, dreaming is primarily a visual A new study published in the journal Sleep Medicine focused on how the blind dream. How people who are blind dream
"The Country of the Blind" by H. G. Wells tells the story of a mountaineer who finds himself stranded in an isolated valley inhabited entirely by blind people. Remembering the proverb, "In the Country of the Blind the One-eyed Man is King", he attempts to establish himself as ruler of the country, but finds himself unable to explain the concept ...
Strictly Come Dancing winner Chris McCausland has said he doesn't think blind people "need inspiring", after he made history as the first blind contestant to take part in the show.
In the 1980s, Jazz musician and composer Henry Butler, who was blind from infancy, experimented with photography; his work was published in various art galleries and events in 1985. [3] Seeing With Photography Collective, a group of blind and visually impaired photographers based in New York, was established in the early 1990s. [4]