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 ...

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 ...

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 ...

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 ...

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.

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 ...

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 ...