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After controlling for sleep duration and insomnia, use of sleeping pills was also found to be associated with an increased mortality rate. [206] The lowest mortality was seen in individuals who slept between six and a half and seven and a half hours per night. Even sleeping only 4.5 hours per night is associated with very little increase in ...
An oil painting of a young woman having a siesta, or an afternoon nap, which usually occurs after the mid-day meal.. Postprandial somnolence (colloquially known as food coma, after-dinner dip, or "the itis") is a normal state of drowsiness or lassitude following a meal.
In other words, falling asleep for big chunks of time while the universe ticks on could be a necessity of future space travel. ... Bobbi Brown Shares Her Top Face-Transforming Makeup Tips for ...
In other words, sleeping persons perceive fewer stimuli, but can generally still respond to loud noises and other salient sensory events. [12] [10] During slow-wave sleep, humans secrete bursts of growth hormone. All sleep, even during the day, is associated with the secretion of prolactin. [13]
Sleep diaries are useful in providing detailed information about sleep patterns. They are inexpensive, readily available, and easy to use. The diaries can be as simple as a 24-hour log to note the time of being asleep or can be detailed to include other relevant information. [163] [164]
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.
Rest in peace (R.I.P.), [1] a phrase from the Latin requiescat in pace (Ecclesiastical Latin: [rekwiˈeskat in ˈpatʃe]), is sometimes used in traditional Christian services and prayers, such as in the Catholic, [2] Lutheran, [3] Anglican, and Methodist [4] denominations, to wish the soul of a decedent eternal rest and peace.
Sleep is important in regulating metabolism.Mammalian sleep can be sub-divided into two distinct phases - REM (rapid eye movement) and non-REM (NREM) sleep. In humans and cats, NREM sleep has four stages, where the third and fourth stages are considered slow-wave sleep (SWS).