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Summary Of: Yawn
paratroopers have been noted to yawn in the moments before they exit the aircraft... The deep inhalation during a yawn is a means of preventing... Some people yawn when storms approach... The yawn reflex is often described as contagious... Other theories suggest that the yawn serves to synchronize mood... but did not yawn when the stranger only opened his mouth... use yawn to threaten their enemies... yawn only when they see a... and their yawn often accompanies aggressive attack... also yawn in a display of dominance or anger... A yawn is a sign that danger is near... If two persons are seen to yawn one after the other... A yawn may be a sign that one is afflicted by the... A yawn is more disconcerting than a contradiction... Encyclodia Page On: Yawn
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