Random Body Facts

    64 facts tagged with Body Facts

    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
    89
    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
    You see your nose at all times, your brain just chooses to ignore it.
    30
    Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
    92
    It takes twice as long to lose new muscle if you stop working out than it did to gain it.
    127
    In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
    130
    The average sperm cell swims at 8 inches per hour.
    76