Some itches are caused by obvious physical triggers (OMG, there's a spider on your arm!). Others, though, have a more complicated source. Watching other people itch can make you feel itchy. In this piece at Scientific American blogs, Scicurious explains the neurobiology behind sympathetic itching.
I am itchy. You are itchy. We're all itchy together
Tuesday, December 11, 2012
I am itchy. You are itchy. We're all itchy together
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