10 facts about blindness and visual impairment
October 2011
People who are visually impaired do not see well enough to perform everyday tasks, even with the aid of glasses, contact lenses, medicine or surgery. Blindness, the most severe form of visual impairment, deprives people the ability to move about unaided.
Most forms of visual impairment and blindness can be avoided or can be readily treated or cured with well known and inexpensive measures.
This fact file highlights figures for blindness and visual impairment worldwide.
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