From a baby to an adult, and even animals, yawning is one of those things that most of us do multiple times a day, especially ...

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 ...

“Most of us equate yawning with being tired, but studies have found that yawning could be caused by your body trying to cool your brain,” Dr. Jen Caudle tells Yahoo Life. She describes yawning as the ...

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 ...

There is something you do when you’re tired, aroused, bored, or even hungry, but nobody completely understands why. Get your mind out of the gutter, I’m talking about yawning. We do it every day, ...

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 ...

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 ...

Q: I know it’s the holiday rush, but suddenly I’m feeling overwhelmingly tired, even if I get plenty of sleep. What could this be, and what will my doctor look for? A: Sudden fatigue can have many ...