'Vision impairment affects 108 mn ppl globally'
As per a study published in 'Optometry and Vision Science', around 108 million people worldwide, are suffering from correctable vision impairment. Uncorrected refractive error, including nearsightedness, farsightedness, and other focusing problems correctable by prescription lenses, causes moderate to severe vision impairment in 101 million people and blindness in seven million people globally. 