More time spent in education is a causal risk factor for short-sightedness, or myopia, finds a new study that assessed the direction of causality by mendelian randomisation. More specifically, every additional year in education caused an increase in myopic refractive error of −0.27 dioptres/y.

More time spent in education is a causal risk factor for short-sightedness, or myopia, finds a new study that assessed the direction of causality by mendelian randomisation. More specifically, every additional year in education caused an increase in myopic refractive error of −0.27 dioptres/y.: https://ift.tt/2JxnNX4 Read more... https://ift.tt/2Je3m1M