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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.
Hypersalivation can contribute to drooling if there is an inability to keep the mouth closed or difficulty in swallowing (dysphagia) the excess saliva, which can lead to excessive spitting. Hypersalivation also often precedes emesis (vomiting), where it accompanies nausea (a feeling of needing to vomit).
Paroxysmal nocturnal dyspnea or paroxysmal nocturnal dyspnoea (PND) is an attack of severe shortness of breath and coughing that generally occurs at night. [1] It usually awakens the person from sleep, and may be quite frightening. [ 2 ]
A person experiencing heightened emotion, such as while walking alone on a dark night, may incorrectly perceive a patch of shadow as an attacker. [ 14 ] Many methamphetamine addicts report the appearance of "shadow people" after prolonged periods of sleep deprivation .
The crossword featured in "The Riddle of the Sphinx" was set by Pemberton, and was published in The Guardian on the day the episode aired, credited to "Sphinx". This crossword contains multiple ninas—hidden messages or words. Along with many of the crossword's answers, one nina is integral to the episode's plot.
Challenge your crossword skills everyday with a huge variety of puzzles waiting for you to solve. ... This 2-ingredient pasta dinner never gets old (because it changes every night) Lighter Side.
The word hypnagogia is sometimes used in a restricted sense to refer to the onset of sleep, and contrasted with hypnopompia, Frederic Myers's term for waking up. [2] However, hypnagogia is also regularly employed in a more general sense that covers both falling asleep and waking up.
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