I read a article that had dug into this and found out that lack of light (sun) was the cause of bad eyesight in kids in asia. http://www.telegraph.co.uk/news/h

I read a article that had dug into this and found out that lack of light (sun) was the cause of bad eyesight in kids in asia. http://www.telegraph.co.uk/news/health/children/4140371/Spending-time-in-sun-can-prevent-children-becoming-short-sighted.html http://www.telegraph.co.uk/news/health/children/4140371/Spen... So have a brightly lit room and get outside during the day, that should minimize your risk.