Jul 10, 2018 · 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 ...
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People also ask
Does yawning mean lack of oxygen?
Does yawning indicate a lack of oxygen? Researchers initially thought that yawning might mean you lack oxygen, but more recent evidence suggests this is untrue. Yawning doesn't mean you lack oxygen or your body is trying to get more oxygen.
What is yawning linked to?
Yawing clearly is associated with sleepiness and boredom. However, almost paradoxically, it is theorized that yawning is not a sign of sleepiness or boredom, but actually a reflex that your brain induces to wake you up or make you more alert.
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