Random Human Body Facts

    45 facts tagged with Human Body Facts

    One human hair can support 3 ounces.
    191
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    Every year your body replaces 98% of your atoms.
    119
    Enamel is hardest substance in the human body.
    61
    The average sperm cell swims at 8 inches per hour.
    76
    The human body contains over a billion miles of DNA.
    147
    Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
    92