World Health Organization's Fact Sheet on Blindness and Vision Impairment

Student in AfricaThe WHO has created a useful fact sheet on blindness and visual impairment.  It includes interesting facts, definitions of visual impairment, prevalence, causes, impact, and more.

Here are a few useful facts:
  • 2.2 billion people are visually impaired
  • Most of these people are over 50 years old
  • The economic impact of visual impairment is about $244 billion
Blindness and vision impairment fact sheet

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