Mar 20, 2002 · Although not fully understood, yawning appears to be not only a sign of tiredness but also a much more general sign of changing conditions ...
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Why do we yawn when we feel sleepy or tired?
Does yawning mean you lack oxygen?
What deficiency causes excessive yawning?
What is excessive yawning a symptom of?
Mar 15, 2024 · Yawning opens up the muscles in your skull and jaw to increase blood flow to the brain; Yawning causes you to breathe in deeply, which increases ...
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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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You yawn when you're, because ; tired, your brain is slowing down, causing its temperature to drop ; bored, your brain isn't feeling stimulated and starts to slow ...
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Jan 17, 2024 · Although yawning is most commonly associated with tiredness or boredom, there are complex physiological processes behind how and why we yawn.
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Yawing clearly is associated with sleepiness and boredom. However, almost paradoxically, it is theorized that yawning is not a sign of sleepiness or boredom, ...
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Feb 1, 2023 · Although it is often thought of as a sign of boredom, yawning can be a sign of fatigue, and is often linked to sleepiness. When you feel tired, ...
Nov 8, 2023 · Excessive yawning may be a sign of underlying health conditions, so consult with your doctor about any feelings of sleepiness.
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