A new paper finds that yawning is indeed contagious—and that any attempts to stifle that yawn will only make the urge even stronger. You’ve probably experienced the phenomenon yourself — you see ...

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 ...

Why do we yawn? Yawning is a universal gesture. Everyone yawns, from babies still in their mother's womb to the elderly. However, the exact reasons for this reflex are not well understood. Is it just ...

Humans aren't alone when it comes to yawning — all vertebrates do it too, including fish, amphibians, reptiles, birds and mammals. But why? The "evolutionarily ancient" act of yawning likely serves a ...

If you own a dog, you’ve probably seen him yawn. A lot. And while a dog yawning is certainly adorable, you may have also wondered, “Why do dogs yawn so much?” Do they yawn for the same reason humans ...

Do you know someone who spends a long time yawning? He may not be lazy he may just have a big, neuron-rich brain. A new study published this week in Biology Letters found the amount of time it takes ...

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 ...

Check out the woman on the left and try not to yawn. Go on, give her a good ten seconds of your time. I mean, it’s Friday and it’s been a long week—I can’t blame you. Really—try your absolute hardest ...

When your pet dog yawns after you do, it's just one more sign that man's best friend is acutely sensitive to human feelings. As researchers continue to debate the significance and origins of yawns in ...

Humans yawn from their earliest days–even babies still inside the womb can yawn. Photo by Flickr user Björn Rixman Snakes and fish do it. Cats and dogs do it. Even human babies do it inside the womb.

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 ...