Random Human Body Facts

    45 facts tagged with Human Body Facts

    It takes about 20 seconds for a red blood cell to circle the whole body.
    102
    Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
    118
    After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
    55
    If your DNA was stretched out it would reach to the moon 6,000 times.
    256
    If you are cold you are more likely to be hungry because you use energy to keep warm.
    143
    Your thumb is about the same size as your nose.
    124