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College students often drink coffee as their source of caffeine. 2-4 cups of coffee at night can increase the time it takes to fall asleep to nearly twice the normal amount. The average time takes to fall asleep is roughly 6.3 minutes, but with caffeine this time is increased to 12.1 minutes. [ 24 ]
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.
Chronotype can affect how sleep deprivation influences mood. Those with morningness (advanced sleep period or "lark") preference become more depressed after sleep deprivation, while those with eveningness (delayed sleep period or "owl") preference show an improvement in mood. [62] Mood and mental states can affect sleep as well.
If you find yourself falling into poor sleep patterns, your job design may be the culprit. Experts weigh in on improving your nightly rest. Sedentary work linked to 37% higher risk of insomnia ...
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Sleep state misperception (SSM) is a term in the International Classification of Sleep Disorders (ICSD) most commonly used for people who mistakenly perceive their sleep as wakefulness, [1] [2] though it has been proposed that it can be applied to those who severely overestimate their sleep time as well [3] ("positive" sleep state misperception). [4]
In a mouse study, researchers found that zolpidem (Ambien), a common sleep aid, could prevent the brain from effectively clearing up 'waste', though it remains unclear whether this could affect ...