Sep 25, 2020 · The yawn helps cool the brain thought different mechanisms. Your brain temp rises when you're exhausted or fatigued. humans yawn when we have ...
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May 5, 2014 · The slower we breathe, the less oxygen, and we end up yawning to get more. I believe that yawning is contagious because when we see others ...
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Nov 23, 2020 · We breathe more slowly when we're tired, so our bodies are getting less oxygen than normal. Yawning helps to balance that by getting more ...
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Jun 6, 2023 · A yawn is an involuntary reflex that involves the opening and stretching of the jaw, a sharp inhalation, followed by a hold of the breath and a ...
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Sep 10, 2023 · We don't really know. There is speculation that it forces an exchange of old air for new when our breathing hasn't been vigorous enough for ...
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Apr 24, 2022 · Generally, yawning is a sign that your blood oxygen level is getting low so you take a sharp deep in breath.
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Jun 21, 2013 · I'm in no way very knowledgeable on how the system works, but there is a hypothesis that it involves a system in the brain known as the ...
May 23, 2014 · You yawn when you're tired at the end of a day because your breathing has become more shallow (also the reason you yawn in the morning... you ...
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