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Why Do We Itch?

Scratch that itch and SUBSCRIBE! ►► http://bit.ly/iotbs_sub Check out our friends from Above the Noise: http://bit.ly/2KMBMG3 ↓↓↓ More info and sources below ↓↓↓ It’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: @DrJoeHanson Merch: https://store.dftba.com/collections/i... Facebook:   / itsokaytobesmart   SEND US STUFF: It’s Okay To Be Smart PO Box 303356 Austin, TX 78703 USA BOOKS WE’VE FEATURED:   / smart-books   ----------- It’s Okay To Be Smart is hosted by Joe Hanson, Ph.D. Director: Joe Nicolosi Writer: Kimberly McCoy Creative Director: David Schulte Editor/animator: Karl Boettcher and Derek Borsheim Producers: Stephanie Noone and Amanda Fox Produced by PBS Digital Studios Music via APM Stock images from Shutterstock http://www.shutterstock.com