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Because people are too stupid to notice that it lets in more air in your body when you don't have enough
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∙ 11y ago
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What causes you to yawn?
We yawn because when we breath through our mouths it brings in more oxygen than when we breath in through our noses. ( which is what most people do.) Sometimes, our brain doesn't think that its getting enough oxgen so it makes you yawn. Try yawning now - feel how much oxgen comes into your mouth? That's why.
Why would you spit when you yawn?
Hi there , don't worry about the spitting thing .. it's actually called "gleeking" and its just a bit of pressure on the saliva gland at the back of the tongue... just cover your mouth when you yawn from now on .
Do dogs yawn because their owners yawn?
No. They yawn for the same reasons we do.
Why do many yawn when one yawns even out of sight?
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 ?
Does a snail yawn?
yes they yawn quietly
What causes you to yawn?
We yawn because when we breath through our mouths it brings in more oxygen than when we breath in through our noses. ( which is what most people do.) Sometimes, our brain doesn't think that its getting enough oxgen so it makes you yawn. Try yawning now - feel how much oxgen comes into your mouth? That's why.
Why would you spit when you yawn?
Hi there , don't worry about the spitting thing .. it's actually called "gleeking" and its just a bit of pressure on the saliva gland at the back of the tongue... just cover your mouth when you yawn from now on .
Do dogs yawn because their owners yawn?
No. They yawn for the same reasons we do.
In order to protect against smoke inhalation people should cover their mouths with a?
shirt
Why do major league players cover their mouths when talking to each other?
They are covering their mouths just in case the other team is watching it in tv or with binoculars and can read lips.
Why do many yawn when one yawns even out of sight?
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 ?
How can people bathing in the sacred Ganges river avoid being sick?
cover their mouths derrrrr
Does a snail yawn?
yes they yawn quietly
Why do you yawn in your sleep?
how do you know you yawn if you are sleeping?
Can cows yawn?
No whales do not yawn.
Is yawn an onomatopoeia?
Yes, yawn is an onomatopoeia.
Can you give a sentence for the word yawn?
Insects do not yawn. People necessarily do not yawn only when they are tired. Most people, after reading this, will yawn.
