Why Does Hair Turn Gray?

From the creator

Hair can be so many different colors, but why do so many adults have gray hair? Hi there! We at SciShow want to learn more about you and your opinions! If you have time, please take a moment to fill out this survey: https://www.surveymonkey.com/r/SciShowSurvey2017 Thank you! ---------- Love SciShow Kids and want to help support it? Become a patron on Patreon: https://www.patreon.com/scishowkids ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow SOURCES: http://www.webmd.com/skin-problems-and-treatments/picture-of-the-hair#1 https://www.ncbi.nlm.nih.gov/pubmed/21466661 http://kidshealth.org/en/kids/gray-hair.html http://www.iflscience.com/health-and-medicine/why-does-hair-change-colour-and-turn-gray/

Published 2017-09-28 · Watch on YouTube ↗
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