If you’ve ever caught yourself yawning after someone else does, you’re not alone; apparently, dogs aren’t immune either. In a new video posted by @aaronhidock, we get front-row seats to a hilarious ...

Yawning and deep breathing each have different effects on the movement of fluids in the brain, and each of us may have a ...

Yawning seems like such a simple act, yet it holds surprising power over us. Just watching someone yawn — even a stranger — can suddenly trigger the irresistible urge to yawn yourself. Why does this ...

Seeing or hearing someone yawn can make you yawn. This phenomenon is not limited to humans; some animals experience contagious yawning, too. But why is yawning contagious? Brain cells called mirror ...

You are sitting at home, watching TV. You yawn. Your partner tries to resist, but can't, and soon he or she yawns, too. It's not just in your head: Yawning is contagious, not just in humans but in ...