If you unfolded your brain, it would cover an ironing board.
42
Enamel is hardest substance in the human body.
61
In one day, adult lungs move about 10,000 litres of air.
11
Your heart will pump about 212 million liters in its lifetime.
26
After an 11 year study, cell phones were shown not to increase chances of getting cancer.
14
Every time you sneeze some of your brain cells die.
113
Human thigh bones are stronger than concrete!
63
A man's beard grows fastest when he anticipates sex.
239