You might have heard that exposure to unnatural lights from digital devices can hurt your eyes. But is that true? Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: pubs.rsc.org/en/Content/ArticleLanding/2017/IB/c7ib00032d#!divAbstract www.molvis.org/molvis/v15/a205/ iovs.arvojournals.org/article.aspx?articleid=2123554 mellerio.org.uk/vision/chapt116.pdf www.nature.com/articles/eye2015261.pdf www.ncbi.nlm.nih.gov/pmc/articles/PMC4734149/ www.reuters.com/article/us-health-eyes-blue-light-idUSKCN0V727H www.theguardian.com/lifeandstyle/2018/may/28/blue-light-led-screens-cancer-insomnia-health-issues bmjophth.bmj.com/content/3/1/e000146 www.sciencedaily.com/releases/2017/08/170822103434.htm onlinelibrary.wiley.com/doi/pdf/10.1111/opo.12406 www.icnirp.org/cms/upload/publications/ICNIRPVisible_Infrared2013.pdf www.mayoclinic.org/diseases-conditions/eyestrain/symptoms-causes/syc-20372397 Image Sources: en.wikipedia.org/wiki/Visible_spectrum#/media/File:Linear_visible_spectrum.svg