It takes the food seven seconds to get from your mouth to your stomach.
One human hair can support 3 kg (6 lb).
Human thighbones are stronger than concrete.
The attachment of human muscles to skin is what causes dimples.
A woman’s heart beats faster than a man’s.
If the average male never shaved, his beard would be 13 feet long when he died.
There are about one trillion bacteria on each of your feet.
Side by side, 2000 cells from the human body could cover about one square inch.
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