Why does your skin itch when it’s healing?

If you’ve ever gotten a cut or a scrape, you might’ve noticed that your skin feels itchy while it’s healing. Why does that happen, anyway? We asked pediatrician Dr. Emma Gerstenzang to help us find the answer. Got a question that’s a cut above the rest? Send it to us at BrainsOn.org/contact, and we’ll scratch our heads ‘til we find the answer! See omnystudio.com/listener for privacy information.