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Why Do We Yawn?

What makes yawning so contagious? Watch the 'Yawn-O-Meter': http://bit.ly/1qwFDrx SUBSCRIBE: http://bit.ly/10kWnZ7 Instagram and Twitter: ...

Why Do We Yawn?

Why do we yawn? If you think the answer is BOR-ing, then maybe your brain's just overheated. Let Hank explain the new thinking behind why we ... hold on .

Why Do We Yawn?

We yawn a lot when we're tired or warm, and sometimes we even yawn just because we see other people yawning! But why do we yawn in the first place?

Why Do We Yawn?

You've probably seen someone yawn and felt compelled to take a deep inhale and exhale yourself. Yes, yawning is contagious, but why do we actually do it in ...

Why Do We Cry?

Have you ever wondered why water comes out of your eyes when you get sad? Watch More: Why Can We See Our Breath When It's Cold?

Why do we yawn?

Jonathan discusses why we yawn, which we as humans have yet to figure out. Is it rude to yawn in front of others and how many times did you YAWN during the ...

Why Is Yawning Contagious?

When you see someone yawn, you're probably pretty likely to follow suit. But what makes it so contagious? Hosted by: Brit Garner ---------- Support SciShow by ...

Why Do Dogs Yawn?

Dogs communicate by yawning, and it's complex to figure out what they might mean. Learn more at HowStuffWorks.com: ...

Why We Yawn | WHY?

We all yawn, but why? Get the scoop on yawning in this video, which features a question explored in the National Geographic Kids book Why? #readalong ...

Why do you YAWN ?

Hope you liked this video The video of people Yawning https://www.youtube.com/watch?v=M3QYDtSbhrA Contagious yawning in Autistic and typical ...

Why Do Puppies Yawn?

A yawning puppy can tell us a lot about how a dog's mind works. It turns out dogs are more like people than we first thought. Anthony Carboni has all the cute ...

Why Do We Yawn

Michael J. Muhammad discusses issues with Young Money Yawn... Inquiring Minds : Why do we yawn? If you're watching this video, you might be ...

Why do we yawn?

Hey guys, I'm Prakhar, and this video is about the probable causes of yawning. Somewhere from the middle of the video, you'll find some cute animal yawning ...