It's hard not to take other people's yawns personally, especially when you're in the middle of telling them a story. Longstanding beliefs, and evidence, suggests that drowsiness, which often follows ...

Although yawning seems like a small, everyday action, recent studies have found that it causes an unexpected reaction in the fluid protecting the brain. A research team in Australia reports that a ...

Add Yahoo as a preferred source to see more of our stories on Google. Since antiquity, we’ve pondered the purpose behind the yawn, and developed a plethora of both social and scientific theories. A ...

Dear Doctors: I have always liked how yawning feels and wondered what it’s for. I just read there is new information about how yawning affects your brain. Do you know anything about that? Also, do we ...

It may look like the body's sign of saying you’re bored or sleepy , but yawning could be telling you more than that. Clinical research suggests that yawning isn’t always trivial. Repeated yawning has ...

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 ...

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 ...

Ever wonder why we yawn when we see someone else do it? Discover the science behind yawning and understand why it's so contagious. Yawning is an involuntary reflex that involves opening the mouth, ...

After a hearty lunch at work, you and your co-workers go into a meeting. First one colleague starts to yawn, then a second and finally it’s your turn. Many biological explanations have been put ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Compare all the biological quirks of the average human, and the act of yawning—also known as ...

Contagious yawning isn’t a myth. It’s a real, scientifically demonstrable phenomenon. We yawn when we see someone else yawn. The sound of yawning makes us yawn. The yawning contagion can even spread ...