Random Sleep Facts

    42 facts tagged with Sleep Facts

    Hypnic Jerk
    Hypnic Jerk
    When you wake up with a jolt, it's called a Hypnic Jerk. This usually happens during the lightest stages of sleep, and can happen as a natural reaction when you fall asleep in a car or airplane.
    35
    The average person falls asleep in seven minutes.
    115
    Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
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    47% of people have a nightmare at least once a month.
    186
    Bats sleep 18-20 hours per day.
    5
    44% of kids watch television before they go to sleep.
    106
    Sea otters hold hands while sleeping so they don’t drift away from each other.
    104
    A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
    23