Sleep Facts

    42 facts tagged with Sleep Facts

    Napping After Learning
    Napping After Learning
    Taking a nap after learning something can help your retention of it.
    54
    Cats and sleep
    Cats and sleep
    On average, cats sleep for 2/3 of their life. This would mean that a 9 year old cat has been asleep for 6 years.
    29
    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
    Knocker-Up
    Knocker-Up
    Until the 1920s, there was a profession called 'knocker-up', which involved going from client to client and tapping on their windows (or banging on their doors) with long sticks until they woke up.
    46
    Camping Can Help to Reset Body Clock
    Camping can help to reset your body clock, according to research.
    45
    Hugging your pillow while sleeping indicates that you miss someone
    Pillow hugging while sleeping is a subconscious indication that you miss someone.
    44
    A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
    23
    Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
    28
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