Random Human Body Facts

    45 facts tagged with Human Body Facts

    Every year your body replaces 98% of your atoms.
    119
    Poor eyesight (myopia) is associated with higher IQ.
    232
    It takes about 20 seconds for a red blood cell to circle the whole body.
    102
    Enamel is hardest substance in the human body.
    61
    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
    55