Random Human Body Facts

    45 facts tagged with Human Body Facts

    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
    55
    Every year your body replaces 98% of your atoms.
    119
    The human brain doesn't stop developing until about 25 years old.
    102
    Yawns are more contagious among people with closer relationships.
    163
    Enamel is hardest substance in the human body.
    61
    It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
    217