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tom waits for alice

Av tom waits for alice
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Videoannonse

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hylo

hylo

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Søvn er oppskrytt :p Hjernen treng igrunn ikkje meir enn 2 eller 3 timar søvn pr døgn, men så var det denne hersens kroppen og då, hmmm.
Kan du basere det utsagnet på noe?

 

 

"It has been shown that sleep, more specifically slow-wave sleep (SWS), does affect growth hormone[23] found that the men with a high percentage of SWS (average 24%) also had high growth hormone secretion, while subjects with a low percentage of SWS (average 9%) had low growth hormone secretion.". levels in adult men. During eight hours sleep, Van Cauter, Leproult, and Plat

 

The optimal amount of sleep is not a meaningful concept unless the timing of that sleep is seen in relation to an individual's circadian rhythms. A person's major sleep episode is relatively inefficient and inadequate when it occurs at the "wrong" time of day. The timing is correct when the following two circadian markers occur after the middle of the sleep episode but before awakening:[7]

 

  • maximum concentration of the hormone melatonin, and
  • minimum core body temperature.

The National Sleep Foundation in the United States maintains that eight to nine hours of sleep for adult humans is optimal and that sufficient sleep benefits alertness, memory and problem solving, and overall health, as well as reducing the risk of accidents.

 

http://en.wikipedia.org/wiki/Sleep

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