A Few Facts About Blindness

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Visual impairment often limits people’s ability to perform everyday tasks and affects their quality of life. Blindness, the most severe form of visual impairment, reduces people’s ability to move about unaided unless properly trained.

However, most forms of visual impairment including blindness can be avoided or can be readily treated or cured with known and cost-effective interventions.

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* Worldwide, more than 37 million are blind, of those about 10% could have their blindness cured with a cornea transplant.

* Worldwide, corneal scarring is the single most important cause of avoidable blindness.

* An estimated 1.4 million children under age 15 are blind.

* Approximately half of all childhood blindness can be avoided by early treatment of disease.

* About 90%  of the world’s visually impaired live in developing countries.

* Globally, uncorrected refractive errors are the main cause of visual impairment; cataracts remain the leading cause of blindness in middle- and low-income countries.

* The number of people visually impaired from infectious diseases has greatly reduced in the last 20 years.

* 80% of all visual impairment can be avoided or cured.

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