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  2. Neuroscience of sleep - Wikipedia

    en.wikipedia.org/wiki/Neuroscience_of_sleep

    The observation that the percentage of REM sleep is very high in the first stages of development has led to the hypothesis that REM sleep might facilitate early brain development. [45] However, this theory has been contested by other studies. Sleep behavior undergoes substantial changes during adolescence. Some of these changes may be societal ...

  3. Randy Gardner sleep deprivation experiment - Wikipedia

    en.wikipedia.org/wiki/Randy_Gardner_sleep...

    Randy Gardner (born c. 1946) is an American man from San Diego, California, who once held the record for the longest amount of time a human has gone without sleep.In December 1963/January 1964, 17-year-old Gardner stayed awake for 11 days and 24 minutes (264.4 hours), breaking the previous record of 260 hours held by Tom Rounds.

  4. Effects of sleep deprivation on cognitive performance

    en.wikipedia.org/wiki/Effects_of_sleep...

    When sleep-deprived, PCC activity decreases, impairing selective attention. Subjects were exposed to an attention-shifting task involving spatially informative, misleading and uninformative cues preceding the stimuli. When sleep-deprived, subjects showed increased activation in the left intraparietal sulcus. This region is activated when ...

  5. Need to start waking up earlier — or stay up later? Sleep ...

    www.aol.com/lifestyle/start-waking-earlier-stay...

    Keeping your bedroom cool and dark will generally help you fall asleep faster (and stay asleep), helping you adjust to your new sleep routine. Limiting your blue light exposure by avoiding screens ...

  6. Sleep deprivation - Wikipedia

    en.wikipedia.org/wiki/Sleep_deprivation

    Sleep deprivation, also known as sleep insufficiency [2] or sleeplessness, is the condition of not having adequate duration and/or quality of sleep to support decent alertness, performance, and health. It can be either chronic or acute and may vary widely in severity.

  7. Sleep and memory - Wikipedia

    en.wikipedia.org/wiki/Sleep_and_memory

    Young woman asleep over study materials. The relationship between sleep and memory has been studied since at least the early 19th century.Memory, the cognitive process of storing and retrieving past experiences, learning and recognition, [1] is a product of brain plasticity, the structural changes within synapses that create associations between stimuli.

  8. Polyphasic sleep - Wikipedia

    en.wikipedia.org/wiki/Polyphasic_sleep

    Polyphasic sleep is the practice of sleeping during multiple periods over the course of 24 hours, in contrast to monophasic sleep, which is one period of sleep within 24 hours. Biphasic (or diphasic , bifurcated , or bimodal ) sleep refers to two periods, while polyphasic usually means more than two. [ 1 ]

  9. “I’m Done”: 60 People Who Quit Jobs On The Very First Day ...

    www.aol.com/lifestyle/m-done-60-people-quit...

    YEAH!". S**t like that. It was a 12 hour shift of back-breaking wok. By the end I thought I was gonna die. I left that day, went home, went to sleep, got up at 5am and redoubled my efforts to find ...

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