Random Human Body Facts

    45 facts tagged with Human Body Facts

    Every year your body replaces 98% of your atoms.
    119
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    Yawns are more contagious among people with closer relationships.
    163
    When you take a step, you are using up to 200 muscles.
    886
    If your liver stopped working, you'd die within 24 hours.
    107
    The average sperm cell swims at 8 inches per hour.
    76
    Your thumb is about the same size as your nose.
    124
    Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
    193