I always wondered why I had an entire childhood of obsessive close work (computer, Lego, drawing, etc.) yet have better vision than my parents had at my age. I

I always wondered why I had an entire childhood of obsessive close work (computer, Lego, drawing, etc.) yet have better vision than my parents had at my age. I don't know if computer screens are bright enough to have a protective effect, but I did grow up in a culture insistent on kicking kids out of the classroom for breaks no matter the weather.