As we all know, when we get tiered we can become sleepy, groggy, grouchy, and even down right mean! But did you know that yawning is not just a symptom of being tired, but could be a sign of something much much more serious... yawning is a symptom of a lack of oxygen to your body. That’s right, a lack of oxygen can result in low 02 levels in your blood and that can cause a variety of problems which include sleepiness and yawning not to mention other more serious conditions in the respiratory system. So if you happen to have a pulse-ox (the little thingy that they put on your finger at the hospital), try using it the next time you find yourself yawning in excess.
When people have no power in the body and feel the laziness or feel boring, that time people take the yawning
People don't yawn. A yawn is a gasp for air, so now you know the anwer!
Insects do not yawn. People necessarily do not yawn only when they are tired. Most people, after reading this, will yawn.
they yawn because when you yawn it passes on to other people . so you yawn then someone's right next to you then i think they inhale then they start to yawn ?
They yawn a whole life time
People yawn because they are bore.....right now,their is no approved causal of yawnimg
People in the room began to yawn as the lecturer taught his boring lesson. People are often taught that there are times when it can be rude to yawn.
People yawn when they see someone else do it because it triggers something in the brain so you can't help but yawn. Yawning is contagious.
People don't just yawn because they're sick, first of all, they're brain sends out a message to the body, and then the body reacts as a yawn. You also yawn when you're tired, or need to lie down.
People yawn, because its the fastest way to send air up into your brain, so if you were tired and your not thinking well, you would most likely yawn to get your brain working better.
People yawn because the body reacks to oragans and air gets traped
They probably just woke up. People yawn when they wake up too.
I have seen a lot of people yawn in my life and never once has any of them ever howled at the same time
Scientists still do not know why we yawn.Jillian yawned because it was almost midnight.Some people yawn before exercising to get more oxygen into their system.
when you are tired, your breathing slows, which means less oxygen travels to your brain, thus causing you to yawn.
The power of suggestion.
When two people yawn at the same time means one is sleepy. The other is just copying the other.
Most people yawn about average of 3-5yawns per day... Still Not Confirmed ...
No. They yawn for the same reasons we do.
ur at a baseball game and you turn around in your seat and yawn. Pretty soon other people start to yawn too.
Yes they do yawn.
No whales do not yawn.
The word 'yawn' is both a verb (yawn, yawns, yawning, yawned) and a noun (yawn, yawns). Examples:Verb: I began to yawn in the middle of the lecture.Noun: The comedian's joke met with a big yawn.An adjective is a word that describes a noun, for example: a big yawn.
People ywan because the body is trying to get more oxygen.
how do you know you yawn if you are sleeping?
no the ant dosen't yawn