Random Sleep Facts

    42 facts tagged with Sleep Facts

    The harder you concentrate on falling asleep, the less likely you are to fall asleep.
    34
    A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
    23
    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
    The average cat sleeps about 2/3 of the day.
    203
    "Dysania" is the state of finding it hard getting up out of bed in the morning.
    33
    Lack of water is the #1 trigger of daytime fatigue.
    148
    Napping After Learning
    Napping After Learning
    Taking a nap after learning something can help your retention of it.
    54
    Sea otters hold hands while sleeping so they don’t drift away from each other.
    104