Random Human Body Facts

    45 facts tagged with Human Body Facts

    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    The human brain uses approximately as much energy as a 10 watt light bulb.
    120
    The human body contains over a billion miles of DNA.
    147
    Our eyes are always the same size from birth, but our nose and ears never stop growing.
    266
    It takes about 20 seconds for a red blood cell to circle the whole body.
    102