Random Body Facts

    64 facts tagged with Body Facts

    Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
    89
    The adult human brain weighs about 3 pounds (1,300-1,400 g).
    99
    If you are cold you are more likely to be hungry because you use energy to keep warm.
    144
    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
    In 1996, research found that having excessive body hair is linked to higher intelligence.
    23
    Singing Health Benefits
    Singing Health Benefits
    Singing exercises your heart, lungs, and releases endorphins which make you feel good.
    65
    A person can live without food for about a month, but only about a week without water.
    156
    If you hold farts in during the day, they'll just come out when you sleep.
    16