What Exactly Does The Sun Do To Your Skin?

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• published: 25 Aug 2014
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Have you ever wondered what exactly the sun does to your skin? Join Trace as he breaks down everything UV rays do to your body. RSVP to our live hangout with NASA happening on August 27th at 4pm PDT: http://dne.ws/VGZusz Read More: These People Had No Clue What The Sun Did To Their Skin http://magazine.good.is/articles/take-care-sunscreen-up “We have a range of terrible excuses for forgetting to put on sunscreen—from being in a rush, to not wanting to get our hands oily (there’s a spray for that, people), to believing that the sun’s rays are entirely blocked when it’s overcast.” VIDEO: Ultraviolet camera shows sun damage hidden beneath your skin’s surface http://www.wxyz.com/news/thenow/video-ultraviolet-camera-shows-sun-damage-hidden-beneath-your-skins-surface “If you could glance into the future to see your older self, would you?” How Sunburns and Sun Tans Work http://health.howstuffworks.com/skin-care/beauty/sun-care/sunscreen4.htm “Sunlight arrives on earth in three forms: infrared (heat), visible light and ultraviolet.” Tanning: Fast Facts http://health.howstuffworks.com/skin-care/beauty/sun-care/tanning-facts.htm “Fair-skinned people usually burn rather than tan in the sun because they lack melanin, which is responsible for a tan's coloring.” A fifth of adults think they can’t get sunburnt if they already have a tan http://www.mirror.co.uk/news/uk-news/can-you-still-sunburnt-you-4076581 “More than one in five UK adults do not believe they can get sunburnt if they already have a tan, according to a new survey.” Some Color Shades Offer Better Protection Against Sun’s Ultraviolet Rays http://www.sciencedaily.com/releases/2009/10/091014130708.htm “Economy-minded consumers who want protection from the sun's harmful ultraviolet rays -- but rather not pay premium prices for sun-protective clothing -- should think blue and red, rather than yellow.” The evolution of human skin coloration http://faculty.washington.edu/charles/562_f2011/Additional%20Readings/Jablonski%202000.pdf “Skin color is one of the most conspicuous ways in which vary and has been widely used to define human races.” The Evolution of Human Skin and Skin Color http://www.annualreviews.org/doi/abs/10.1146/annurev.anthro.33.070203.143955 “Humans skin is the most visible aspect of the human phenotype. It is distinguished mainly by its naked appearance, greatly enhanced abilities to dissipate body heat through sweating, and the great range of genetically determined skin colors present within a single species.” Ultraviolet and Infrared Photography Summarized http://people.rit.edu/andpph/text-infrared-ultraviolet.html “A large part of the spectrum and its relationship to the world around us is invisible because we are limited to seeing electromagnetic wavelengths which extend only from those characteristic of violet-blues to those of the deep reds.” Repair (and Even Reverse) Signs of Sun Damage http://www.skincancer.org/healthy-lifestyle/anti-aging/repair-and-even-reverse-signs-of-sun-damage “Are you concerned about wrinkles, brown spots, and leathery skin?” Skin Cancer Rates by Race and Ethnicity http://www.cdc.gov/cancer/skin/statistics/race.htm “The rate of people getting melanoma of the skin or dying from melanoma of the skin varies by race and ethnicity.” How Does Sunscreen Work? http://chemistry.about.com/od/howthingsworkfaqs/f/sunscreen.htm “Sunscreen combines organic and inorganic chemicals to filter the light from the sun so that less of it reaches the deeper layers of your skin.” Sunblock poses potential hazard to sea life http://www.eurekalert.org/pub_releases/2014-08/acs-spp082014.php “The sweet and salty aroma of sunscreen and seawater signals a relaxing trip to the shore. But scientists are now reporting that the idyllic beach vacation comes with an environmental hitch.” Watch More: Sunburns & Skin Cancer https://www.youtube.com/watch?v=JrCCtpahsBo TestTube Wild Card http://testtube.com/dnews/dnews-398-baby-talk-actually-makessense?utm_source=YT&utm;_medium=DNews&utm;_campaign=DNWC Protect Pets From Summer Heat https://www.youtube.com/watch?v=SIZHEQyCc04 ____________________ DNews is dedicated to satisfying your curiosity and to bringing you mind-bending stories & perspectives you won't find anywhere else! New videos twice daily. Watch More DNews on TestTube http://testtube.com/dnews Subscribe now! http://www.youtube.com/subscription_center?add_user=dnewschannel DNews on Twitter http://twitter.com/dnews Trace Dominguez on Twitter https://twitter.com/tracedominguez Tara Long on Twitter https://twitter.com/TaraLongest Laci Green on Twitter http://twitter.com/gogreen18 DNews on Facebook https://facebook.com/DiscoveryNews DNews on Google+ http://gplus.to/dnews Discovery News http://discoverynews.com Download the TestTube App: http://testu.be/1ndmmMq