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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]
Deafblind people communicate in many different ways as determined by the nature of their condition, the age of onset, and what resources are available to them. For example, someone who grew up deaf and experienced vision loss later in life is likely to use a sign language (in a visually modified or tactile form).
Braille is read by people who are blind, deafblind or who have low vision, and by both those born with a visual impairment and those who experience sight loss later in life. Braille may also be used by print impaired people, who although may be fully sighted, due to a physical disability are unable to read print. [39]
Marianela is an 1878 Spanish novel by Benito Pérez Galdós, in which a blind boy falls in love with an unattractive girl, who is afraid to meet him when he recovers his sight. "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 ...
The following is a list of terms, used to describe disabilities or people with disabilities, which may carry negative connotations or be offensive to people with or without disabilities. Some people consider it best to use person-first language, for example "a person with a disability" rather than "a disabled person."
The first school for blind adults was founded in 1866 at Worcester and was called the College for the Blind Sons of Gentlemen. Georgia Academy for the Blind, Macon, Georgia, US, circa 1876. In 1889 the Edgerton Commission published a report that recommended that the blind should receive compulsory education from the age of 5–16 years.
Blind often refers to: The state of blindness, being unable to see; ... Blind (surname), list of notable people with the name; See also. Blind River (disambiguation)
Blindsight is the ability of people who are cortically blind to respond to visual stimuli that they do not consciously see due to lesions in the primary visual cortex, also known as the striate cortex or Brodmann Area 17. [1] The term was coined by Lawrence Weiskrantz and his colleagues in a paper published in a 1974 issue of Brain. [2]