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    12 Astonishing Facts About Your Body

    We are pretty impressive, really. Inspired by this answer on Quora.

    1. There's a small tendon called the Palmaris longus muscle that 15% of people just don't have.

    2. Some people faint after they pee.

    3. Your ovaries/testes developed in the same place as your kidneys.

    4. You won't be able to move your ring finger when you put your hand on a flat surface like this.

    5. Your big toe is a toe (duh), but your thumb is not a finger.

    6. Your left kidney is higher up than your right kidney.

    7. You can maintain your blood sugar without eating for up to 2 or 3 days.

    8. Adults have fewer bones than a baby.

    9. Humans can't breathe and swallow at the same time.

    10. Your body secretes about 3 grams of IgA antibodies every day.

    11. There are about 7000000000000000000000000000 atoms in a human body.

    12. Every atom in your body is billions of years old.