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  1. www.webmd.com › sleep-disorders › sleep-paralysisSleep Paralysis: Causes, Symptoms, Treatment, and Prevention

    Jul 21, 2024 · But during sleep paralysis, your mind is awake, or half awake, and so you are aware you can't move. Studies show that about 20% of people have had sleep paralysis at least once. Sleep experts ...

    • Narcolepsy Symptoms

      Paralysis when you’re falling asleep or waking up; you may...

    • Night Terrors

      Night terrors usually happen in children ages 3-12, with new...

    • REM

      Normal sleep has two distinct states: non-rapid eye movement...

    • Insomnia Symptoms

      Doctors associate a variety of signs and symptoms with...

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  3. sleepreviewmag.com › sleep-health › sleep-whole-bodySurprising Brain 'Micro-Naps' Can Occur While You're Awake ...

    Jul 22, 2024 · The study discovered that small regions of the brain can momentarily “flicker” awake while the rest of the brain is asleep, as well as take “micro-naps” while the rest of the brain is awake. Researchers found that fast brain waves, previously ignored, are fundamental in defining sleep and wake states. These high-frequency patterns ...

  4. www.healthline.com › health › why-do-we-sleepWhy Do We Sleep? What Happens During Sleep? - Healthline

    Aug 9, 2024 · Sleep keeps us healthy and functioning well. It lets your body and brain repair, restore, and reenergize. If you don’t get enough sleep, you might experience side effects like poor memory and ...

  5. www.verywellhealth.com › tips-for-staying-awakeHow to Stay Awake When Tired - Verywell Health

    Aug 5, 2024 · Summary. When you're feeling tired but need to stay awake, sipping a little caffeine, taking frequent breaks, or eating a light snack can help you fight sleepiness. Exercising, power-napping, getting fresh air, enjoying natural light, and lowering the temperature in a room can also help you stay awake during the day.

  6. www.verywellhealth.com › the-four-stages-of-sleepThe 4 Stages of Sleep (NREM and REM Sleep Cycles)

    Aug 8, 2024 · As you sleep, your brain cycles through four stages of sleep. The first three are considered non-rapid eye movement (NREM) sleep, also known as quiet sleep. The fourth is rapid eye movement (REM) sleep, also known as active sleep. Each sleep stage has a unique function and role in maintaining your brain’s overall cognitive performance.

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  7. www.helpguide.org › articles › sleepSleep Paralysis Causes, Symptoms, and Treatment - HelpGuide.org

    Aug 8, 2024 · Sleep paralysis is a temporary but very frightening feeling of being unable to move or speak as you transition between wakefulness and sleep. The condition is categorized as a parasomnia, alongside issues such as sleep terrors and sleepwalking. A sleep paralysis episode can begin with you stirring in bed, not quite fully awake.

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  9. www.helpguide.org › articles › sleepSleep Disorders and Problems: Types, Causes, Treatment

    Aug 8, 2024 · Insomnia. Insomnia, the inability to get to sleep or sleep well at night, can be caused by stress, jet lag, a health condition, the medications you take, or even the amount of coffee you drink. Insomnia can also be caused by other sleep disorders or mood disorders such as anxiety and depression.