Merely thinking about or seeing someone yawn can make you yawn (you’re probably yawning right now). Most people yawn because they’re tired, but it can also happen unexpectedly and without any triggers ...

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 ...

Your body has millions of parts working together every second of every day. In this series, Dr. Jen Caudle, a board-certified family medicine physician and an associate professor at Rowan University ...

Humans’ first experience with yawning happens in utero, says Matthew D. Epstein, M.D., associate medical director of the Atlantic Health Sleep Centers in New Jersey. Yet, Earth-side, the ...

How come yawns are so contagious? asks Danielle Sinacori, a student from Wantagh. Monkey see, monkey do? Just watch as someone's head tilts back, mouth drops open, eyes squint, and forehead furrows.

Yawning is contagious. Even thinking about yawning will make you yawn. Reading an article like this might even make you yawn. This means, sometimes when you yawn, your body is telling you "Hey, I just ...

Yawning is something everyone does, but have you ever wondered why? It’s one of those everyday actions that seem simple but has a deeper meaning. Scientists have spent years studying yawning, and ...

Yawning, a general indication of sleepiness or boredom can actually serve as an indicator of underlying health problems. While it's easy to link yawns to late nights and early mornings, professionals ...