Why has there been an increase in reported vision problems in the last 100 or so years? Myopia, Hyperopia, Presbyopia, and Astigmatism in particular.

Question

Why has there been an increase in reported vision problems in the last 100 or so years? Myopia, Hyperopia, Presbyopia, and Astigmatism in particular.

In: Biology

Answer 1

I once read that the unnatural myopia epidemic in asias mostly urban regions is due to the severe lack of natural sunlight and lack of visual focusing on distant objects over the last generation.