Is Yawning ACTUALLY Contagious? And If So, How Do We Catch A Yawn?

Is it really possible to catch a yawn? Why do we do it, anyway? I’ve discovered that it’s actually pretty tricky to nail down answers to those things. It seems that, even though it’s something that most creatures with mouths do, there aren’t that many scientists who are desperate to uncover the secrets of yawning.

But let’s explore what science does know, listen to Huh? Science Explained now.