OCaps - SPAIN Scientists have evaluated the impact of computers and gadgets on the results of laser vision correction. Immediately after the operation, nearsightedness, farsightedness and astigmatism completely disappear, but the more the patient works with the computer, the less the effect of the operation. 1-2 years later, some patients have to go back to wearing contact lenses and glasses. The studies involved more than 5,000 subjects who underwent laser eye surgery. All of them spent more than 8 hours a day in front of the computer, the television and the smartphone. The experts examined their diagnoses and came to disappointing conclusions. This is what Víctor Galeón, the director of an ophthalmology clinic, says. Before surgery, all the participants had visual impairments of mild and moderate severity: myopia, farsightedness, astig
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