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Reasons we we yawn. It was once believed that the main function of yawning was to increase otherwise low oxygen levels, but a 1987 study disproved that theory. And despite extensive additional ...
The yawn reflex has long been observed to be contagious. In 1508, Erasmus wrote, "One man's yawning makes another yawn", [39] and the French proverbialized the idea to "Un bon bâilleur en fait bâiller sept" ('One good gaper makes seven others gape'). [40] Often, if one person yawns, this may cause another person to "empathetically" yawn. [23]
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"When You Awake" is a ballad. [1] The lyrics concern a young boy who received advice from "Ollie," who may be a friend or relative. [2] [3] Ollie tells the boy how difficult life can be; that the boy is a fool, that "it's a mean old world," to "Be careful where you step and watch what you eat."
"Stay Awake" is a song from Walt Disney's 1964 film Mary Poppins composed by Richard M. Sherman and Robert B. Sherman. [1] It is a lullaby sung by Mary Poppins (Julie Andrews) to the children Jane and Michael. The children protest when Mary tells them it's time for bed, but when "Stay Awake" is sung, the children yawn and doze off to sleep.
A second wind may come more readily at certain points of the circadian (24hr) biological clock than others.. Second wind (or third wind, fourth wind, etc.), a colloquial name for the scientific term wake maintenance zone, is a sleep phenomenon in which a person, after a prolonged period of staying awake, temporarily ceases to feel drowsy, often making it difficult to fall asleep when exhausted.
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A hypnic jerk, hypnagogic jerk, sleep start, sleep twitch, myoclonic jerk, or night start is a brief and sudden involuntary contraction of the muscles of the body which occurs when a person is beginning to fall asleep, often causing the person to jump and awaken suddenly for a moment.