Random 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
    You burn more calories sleeping than you do watching television.
    348
    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
    Bats sleep 18-20 hours per day.
    5
    The average cat sleeps about 2/3 of the day.
    203
    Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
    240
    Cows can sleep standing up, but they can only dream lying down.
    745
    Honeybees never sleep.
    276