A man's beard grows fastest when he anticipates sex.
239
In one day, adult lungs move about 10,000 litres of air.
11
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Early American humans hunted car-size armadillos and used their shells for houses.
12
All 13 minerals necessary for human life can be found in alcohol beverages.
282
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130