A member asked:

What is the leading cause of blindness in all the world?

A doctor has provided 1 answer

Cataract: The most common cause of visual deterioration is cataract., nearly 50% of all causes. Treatable with surgery. Second is glaucoma (about 12%), preventable with early detection. Detection and treatment are more prevalent in developed countries. Third is probably macular degeneration, often not treatable.

Answered 10/3/2016

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