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Key Facts ï§ 1.4 million children under age 15 are blind. ï§ Correction of refractive errors could give normal vision to more than 12 million children (ages 5-15). ï§ The number of people blinded by infectious diseases has been greatly reduced. Age related impairment is increasing. ï§ Blinding trachoma affects 40 million people today, compared to 360 million in 1985. http://www.who.int/features/factfiles/blindness/blindness_facts/en/index7.html