Low vitamin D level was my first thought when I read the "outside light" and it looks like it could be related: https://www.vitamindcouncil.org/vitamin-d-news/

Low vitamin D level was my first thought when I read the "outside light" and it looks like it could be related: https://www.vitamindcouncil.org/vitamin-d-news/new-study-finds-vitamin-d-may-be-related-to-myopia-in-adolescents/# https://www.vitamindcouncil.org/vitamin-d-news/new-study-fin... http://breakingmuscle.com/nutrition/vitamin-d-can-save-your-eyesight http://breakingmuscle.com/nutrition/vitamin-d-can-save-your-... "myopia was significantly higher in individuals with vitamin D deficiency": http://www.ncbi.nlm.nih.gov/pubmed/24970253 http://www.ncbi.nlm.nih.gov/pubmed/24970253