Random Human Body Facts

    45 facts tagged with Human Body Facts

    Enamel is hardest substance in the human body.
    61
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    It takes about 20 seconds for a red blood cell to circle the whole body.
    102
    If you are cold you are more likely to be hungry because you use energy to keep warm.
    143
    The human body contains over a billion miles of DNA.
    147
    Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
    -137