Why do we blush?

Do you ever blush? Most of us do! Maybe it happens when you’re excited, or angry or embarrassed. But what causes our cheeks to turn pink, and why do we do it? We talked to pediatrician Kathryn Less to get the answer!

Got a question that you’re ready to face? Send it to us at BrainsOn.org/contact, and we’ll blush up on the answer.