Why Do We Itch?

Scratch that itch and SUBSCRIBE! ►► http://bit.ly/iotbs_subCheck out our friends from Above the Noise: http://bit.ly/2KMBMG3 ↓↓↓ More info and sources below ↓↓↓Uploaded 08-05-18It’s one of the most annoying sensations our bodies can feel, but does anything feel better than when you scratch an itch? Ok, maybe *some* things. But itching and scratching are up there. How does this weird sensation work? And what is itching for?References: http://bit.ly/2IiIqWn -----------FOLLOW US:Twitter: @DrJoeHanson @okaytobesmart Instagram: @DrJoeHansonMerch: https://store.dftba.com/collections/its-okay-to-be-smartFacebook: http://www.facebook.com/itsokaytobesmart SEND US STUFF:It’s Okay To Be SmartPO Box 303356Austin, TX 78703 USABOOKS WE’VE FEATURED:http://smart-books.tumblr.com/ -----------It’s Okay To Be Smart is hosted by Joe Hanson, Ph.D.Director: Joe NicolosiWriter: Kimberly McCoy Creative Director: David SchulteEditor/animator: Karl Boettcher and Derek BorsheimProducers: Stephanie Noone and Amanda FoxProduced by PBS Digital StudiosMusic via APMStock images from Shutterstock http://www.shutterstock.com Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices