We feel that it’s important for people to understand how much of the population is affected by this condition. While cataracts, if detected early, rarely lead to blindness in the US, millions of people in developing countries develop cataracts and do not have access to the appropriate treatment, making cataracts the world’s leading cause of blindness. Some interesting stuff about cataract you may read here
Source: Cataract Infographic: The World’s Leading Cause of Blindness
health infographics 
Just wanted to say this is not only a great infographic, but a great site! I could spend hours browsing through the health infographics here. It is very nice to have all the health graphics I could ever hope for in one place.