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  2. 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.

  3. Sleep deprivation - Wikipedia

    en.wikipedia.org/wiki/Sleep_deprivation

    Sleep deprivation can sometimes be self-imposed due to a lack of desire to sleep or the habitual use of stimulant drugs. Revenge Bedtime Procrastination is a need to stay up late after a busy day to feel like the day is longer, leading to sleep deprivation from staying up and wanting to make the day "seem/feel" longer. [136]

  4. Effects of sleep deprivation on cognitive performance

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

    Lack of sleep appears to negatively affect one's ability to appreciate and respond to increasing complexity, as was found in performance deficits after 1 night of sleep deprivation on a simulated marketing game. [27] The game involved subjects promoting a fictional product while getting feedback on the financial effects of their decisions.

  5. What Is Deep Sleep? Understanding the 4 Sleep Cycles & Why ...

    www.aol.com/deep-sleep-understanding-4-sleep...

    Most people get around 1.5 to two hours of slow-wave sleep if they get eight hours of shut-eye. This stage is key to waking up refreshed and ready for the day — and it’s what you’re hoping ...

  6. Cognitive shuffle - Wikipedia

    en.wikipedia.org/wiki/Cognitive_shuffle

    The cognitive shuffle is based on Beaudoin’s somnolent information processing theory. [5] [13] The somnolent information processing theory postulates the existence of a sleep onset control system that evolved to ensure that falling asleep tends to happen when it is evolutionarily opportune (safe, timely) to fall asleep. [14]

  7. Neuroscience of sleep - Wikipedia

    en.wikipedia.org/wiki/Neuroscience_of_sleep

    One of the important questions in sleep research is clearly defining the sleep state. This problem arises because sleep was traditionally defined as a state of consciousness and not as a physiological state, [14] [15] thus there was no clear definition of what minimum set of events constitute sleep and distinguish it from other states of partial or no consciousness.

  8. Sleep - Wikipedia

    en.wikipedia.org/wiki/Sleep

    For example, a person might only sleep with the immediate family, the extended family, a spouse or romantic partner, children, children of a certain age, children of a specific gender, peers of a certain gender, friends, peers of equal social rank, or with no one at all. Sleep may be an actively social time, depending on the sleep groupings ...

  9. Tony Wright (sleep deprivation) - Wikipedia

    en.wikipedia.org/wiki/Tony_Wright_(sleep...

    However, Wright's friend Graham Gynn asserts that the Gardner record was the accepted record in the sleep research community. [2] Regardless, Wright's record claim was not credited by the Guinness Book of Records , since after 1990 it no longer accepted records related to sleep deprivation due to the health risks.