The average adult yawns about 20 times a day. But why? Surely we can’t all be that tired. The truth is, the science behind yawning is more complex than just a few hours too little sleep. Even more ...

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 ...

Yes. You’re probably going to yawn while you read this. Writing this piece, and reading research on yawning, I’ve been yawning nonstop, uncontrollably. And it's not because research on yawning is ...

It is highly contagious and very common. You can catch it at any time, and there may be nothing you can do to prevent it. Sound scary? Fortunately, it, yawning, is not too harmful...unless you are on ...

We do it when we're tired, when we're bored or when we're hungry; parachutists have been seen to do it before a jump, and research has even suggested a link between yawning and sexual arousal. But the ...

This one shouldn’t come as a surprise, but the mechanism behind a yawn might be. When we’re tired, our bodies slow down and our lungs aren’t able to breathe in as much oxygen to get to our tissues ...

For patients with migraine, repetitive yawning may accompany or precede a migraine attack, new research shows. "Although yawning is a rather frequently seen behavior, it is a unique and reliable ...

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 ...

Are you tired? It’s a simple question, but your ability to answer it may be flawed, says Roy Raymann, the vice president of sleep science at SleepScore Labs, which makes technologies to improve sleep.

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 ...