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Why Do We Blink?

Have you ever wondered the real reasons why we blink? Trace decided to come chat about a few of the different reasons why we close our eyes so many times a day. Enter our 1 million subscriber contest by tweeting your favorite DNews video with the hashtag #DNewsTo1M for your chance to win 1 of 50 Amazon Gift Cards! Read More: The Claim: Babies Blink Less Than Adults Do http://www.nytimes.com/2008/12/09/hea... "Parents of newborn children sometimes notice an unusual phenomenon. Normal babies rarely close their eyes, except of course when sleeping." Why Do We Blink So Frequently? http://www.smithsonianmag.com/science... "We all blink. A lot. The average person blinks some 15-20 times per minute-so frequently that our eyes are closed for roughly 10% of our waking hours overall." Why do we blink? http://www.nbcnews.com/id/3076704/t/w... "We have to blink to cleanse and moisten the eye." Default mode network http://en.wikipedia.org/wiki/Default_... "In neuroscience, the default mode network (DMN) is a network of brain regions that are active when the individual is not focused on the outside world and the brain is at wakeful rest." Why Do We Blink? http://www.livescience.com/32189-why-... "In reality, the proverbial 'blink of an eye' lasts only a tenth of a second, but that's all the time needed to clear away dust particles and spread lubricating fluids across the eyeball." Watch More: Why Does Eye Color Change?    • Why Do Our Hair And Eye Color Change?   Blood Test For Depression    • There’s A Blood Test That Can Diagnos...   ____________________ 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_c... DNews on Twitter   / dnews   Trace Dominguez on Twitter   / tracedominguez   Tara Long on Twitter   / taralongest   DNews on Facebook   / discoverynews   DNews on Google+ http://gplus.to/dnews Discovery News http://discoverynews.com Download the TestTube App: http://testu.be/1ndmmMq