20 Amazing Human Body Facts You Won't Believe Are True

Your body is built from roughly 37 trillion cells and rebuilds millions of them every second.

Your blood vessels would stretch around 100,000 km — enough to wrap the Earth more than twice.

Stomach acid is strong enough to harm metal, but your stomach relines itself every few days.

Bone is stronger than steel ounce-for-ounce, and a quarter of all your bones are in your feet.

The cornea is the only body part with no blood supply — it breathes oxygen straight from the air.

Read the full story on GeneralNews Read full article →