When You Can't Scratch Away An Itch

Nothing is more annoying than a really bad itch. But imagine an itch you could never scratch away. Scarily, it's a real thing. Anthony explains a possible treatment for chronic itchiness, and the fascinating way our body processes that 'itchy' sensation. Read More: Scientists Unravel Mechanisms in Chronic Itching http://www.sciencedaily.com/releases/2013/10/131015123338.htm "Anyone who has suffered through sleepless nights due to uncontrollable itching knows that not all itching is the same." Why We Itch http://www.livescience.com/7181-itch.html "Itchy skin fires up nerves and drives sufferers to scratch themselves raw, some even in their sleep. But the mechanisms behind aggravating itches are not entirely understood, and a new finding makes the whole problem seem even more complex." Nociceptor http://www.sciencedaily.com/articles/n/nociceptor.htm "A nociceptor is a sensory receptor that sends signals that cause the perception of pain in response to potentially damaging stimulus." Why do we itch? http://www.straightdope.com/columns/read/3095/why-do-we-itch "As bodily defense mechanisms go, pain makes sense: put your hand on a hot stove and your body screams "Get out of here!" But what's the purpose of itching? Chicken pox, mosquito bites, hemorrhoids, and rashes: why do we instinctively react by scratching?" Solved! The Mystery of the Maddening Itch http://science.time.com/2013/05/23/solved-the-mystery-of-the-maddening-itch/ "O.K., so it doesn't quite rank up there with unraveling the cause of Alzheimer's or Parkinson's disease. But with mosquito and poison-ivy season on the way, plenty of folks would be grateful for an answer to a more mundane question: What is the neurological basis of the pruritic response? Or in plain English: Why do we itch?" Spiders! Ants! Did that make you itchy? Here's why http://www.nbcnews.com/health/spiders-ants-did-make-you-itchy-heres-why-1C6437198 "WARNING: Reading the following post will make you itchy." Why Kissing Is Fun: http://www.youtube.com/watch?v=iJjl9gHQ5FU Test Tube Wild Card: http://testtube.com/dnews/dnews-263-can-you-sneeze-without-closing-your-eyes?utm_source=YT&utm_medium=DNews&utm_campaign=DNWC Why Your Brain Needs Sleep: http://www.youtube.com/watch?v=0o2yyO0JAes ____________________ 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 Anthony Carboni on Twitter http://twitter.com/acarboni Laci Green on Twitter http://twitter.com/gogreen18 Trace Dominguez on Twitter http://twitter.com/trace501 DNews on Facebook http://facebook.com/dnews DNews on Google+ http://gplus.to/dnews Discovery News http://discoverynews.com