Random Sleep Facts

    42 facts tagged with Sleep Facts

    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
    One reason that kittens sleep so much is because a growth hormone is released only during sleep.
    212
    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
    Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
    193
    Termites work 24 hours per day and they do not sleep.
    57
    Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
    57
    You burn more calories sleeping than you do watching television.
    348
    A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
    194