The average adult yawns 20 times per day. And when you feel a yawn coming on, it can be nearly impossible to suppress. But why does being around other yawners make you yawn? PBS NewsHour asked a ...

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 ...

Does yawning in the heat of the moment mean you're bored — or what? And can sex improve your skin? Sexploration answers your queries. Got a question? E-mail us. Q. During sex, I have an issue with ...

Even fetuses yawn, a new study shows. During the second and third trimester, fetuses yawn frequently, and those yawns can be distinguished in four-dimensional ultrasounds from other mouth-opening ...

It happened this past week -- a yawning gap in our knowledge filled at last. Humans do it ... chimps do it ... even educated dogs do it. We all do it: We all tend to start yawning when we see, or even ...

If you’ve been wondering if that nasty, aggressive coworker is actually a psychopath in disguise, there might be a little clue: Try yawning and see if he or she yawns back. People high in psychopathic ...

Yawning is a normal human reflex, but scientists are still not sure why it happens. Some people find that their eyes water when they yawn. This may be due to pressure on the tear glands or eye fatigue ...

There is no specific condition that causes pain in the throat while yawning. However, yawning may exacerbate existing pain in the throat due to an underlying condition, such as an infection or an ...

You know the feeling. It’s impossible to resist. You just need to yawn. A yawn consists of an extended gaping of the mouth followed by a more rapid closure. In mammals and birds, a long intake of ...

Yawning refers to the involuntary process of opening the mouth, breathing in deeply, and filling the lungs with air. While there’s no precise cause of yawning, it’s often viewed as a natural response ...

Bears do it; bats do it. So do guinea pigs, dogs and humans. They all yawn. It's a common animal behavior, but one that is something of a mystery. There's still no consensus on the purpose of a yawn, ...

When 36-year-old Hayley Black from the UK woke up one morning to feed her newborn, she never imagined a simple reflex would turn into a nightmare. Mimicking her baby Amelia’s yawn, Hayley stretched, ...