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  2. Is 6 hours of sleep at night enough? - AOL

    www.aol.com/news/6-hours-sleep-night-enough...

    Is 6 hours of sleep enough? No, six hours of sleep is not enough for the average adult. Even if some people feel like they can function on six hours of sleep a night, the sleep debt can add up ...

  3. How to Know If 6 Hours of Sleep Is Enough - AOL

    www.aol.com/know-6-hours-sleep-enough-235900599.html

    Can you really get by with just 6 hours of sleep a night? Here's what to know and how to get more sleep.

  4. Not Everyone Needs the Same Amount of Sleep. Here's Why - AOL

    www.aol.com/not-everyone-needs-same-amount...

    Central sleep apnea occurs when the brain fails to send signals to the central nervous system instructing respiration to take place. ... you can make sure you get to bed early enough when you get ...

  5. The Truth About Whether 7 Hours of Sleep Is Enough ... - AOL

    www.aol.com/truth-whether-7-hours-sleep...

    Risks Of Not Getting Enough Sleep 1. Cognitive impairment. The idea that rest is productive doesn't just look good on an Instagram tile. Like our phones, our brains need time to recharge—and ...

  6. How much sleep do you need? - AOL

    www.aol.com/lifestyle/much-sleep-201727378.html

    Tracking your sleep can help you understand whether you're getting enough rest and identify any patterns or issues impacting your sleep quality. Some popular methods of tracking sleep include:

  7. 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.

  8. Sleep onset latency - Wikipedia

    en.wikipedia.org/wiki/Sleep_onset_latency

    The studies eventually led Dement and Carskadon to conclude that "the brain keeps an exact accounting of how much sleep it is owed". [1]: 60 Not getting enough sleep during any given period of time leads to a phenomenon called sleep debt, which lowers sleep latency scores and makes sleep-deprived individuals fall asleep more quickly.

  9. Effects of sleep deprivation on cognitive performance

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

    This is particularly apparent in the right hemisphere. In non-sleep-deprived people involved in verbal learning and arithmetic tasks, the anterior cingulate cortex and the right prefrontal cortex are active. Following sleep deprivation, there is increased activation of the left inferior frontal gyrus and the bilateral parietal lobes. This ...