Feb 17, 2022 · Laughter and yawning can both occur spontaneously and are highly contagious forms of social behavior. When occurring contagiously, laughter ...
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Oct 16, 2023 · Common triggers of yawning include tiredness, boredom, waking up and stress. Seeing or hearing other people yawn can also cause you to 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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The most scientifically backed theory about why we yawn is brain temperature regulation. Inhaling air can help cool brain temperature down.
Jul 17, 2018 · The average adult yawns 20 times per day. And when you feel a yawn coming on, it can be nearly impossible to suppress.
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Mar 22, 2014 · No one's really sure why yawning is contagious. One theory is based on the assumption that yawning is a form of nonverbal communication.
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Jul 6, 2019 · The beautiful thing about yawning is that researchers really don't know. Whether the answer is physical, mental or even contagious there is ...
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A yawn is a reflex in vertebrate animals characterized by a long inspiratory phase with gradual mouth gaping, followed by a brief climax (or acme) with ...
3 letter words that start with Y · yad · yah · yak · yam · yap · yar · yas · yaw ...