If you happen to like our videos and have a few bucks to spare to support our efforts, check→→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 Never run out of things to say at the water cooler with TodayIFoundOut! Brand new videos 7 days a week! More from TodayIFoundOut: Why Week: Why Do Celebrities Walk on Red Carpet at Special Events? https://youtu.be/u_WLPdF7Mqc In this video: One of the most common questions we’ve been asked over the years, right up there with how blind people know they are done wiping after going #2, is why blind people wear sunglasses. After almost seven years of being asked this question, we suppose it’s high time we answered it. Want the text version?: http://www.todayifoundout.com/index.php/2016/12/blind-people-wear-sunglasses/ Sources: https://en.wikipedia.org/wiki/Photophobia https://en.wikipedia.org/wiki/Photokeratitis https://en.wikipedia.org/wiki/Cataract#Causes http://www.bbc.co.uk/news/magazine-28590449 http://www.rnib.org.uk/5-steps-getting-right-sunglasses-light-sensitivity http://www.donthideitflauntit.com/dark-shades-removing-my-sunglasses-and-flaunting-my-blind-eyes-by-belo-cipriani/ https://nfb.org/blindness-statistics http://www.next-optical.ca/news/blind-people-wear-sunglasses/ http://www.who.int/mediacentre/factsheets/fs282/en/ http://www.who.int/uv/faq/uvhealtfac/en/index3.html https://www.youtube.com/watch?v=9wstOoQyQxk http://www.dailymail.co.uk/sciencetech/article-3298565/Blind-people-effectively-thanks-brilliant-new-British-invention-glasses-tell-wearers-looking-at.html http://jamescorbridge.com/why-do-blind-people-wear-sunglasses/ http://www.huffingtonpost.com/richard-c-senelick-md/photophobia_b_1598668.html http://deafblindness.blogspot.com/2010/06/blind-people-who-wear-glasses-or.html