Random Sleep Facts

    42 facts tagged with Sleep Facts

    Cows can sleep standing up, but they can only dream lying down.
    745
    Honeybees never sleep.
    276
    44% of kids watch television before they go to sleep.
    106
    Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
    15
    A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
    23
    The average cat sleeps about 2/3 of the day.
    203
    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