Human thigh bones are stronger than concrete!
63
Your tongue is the only muscle in your body that is attached at only one end.
173
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Smokers get ten times more wrinkles than non-smokers.
171
The levels of two stress hormones, cortisol and epinephrine which suppress the body's immune system, will actually drop after a dose of laughter.
112
Your heart pumps about 2,000 gallons of blood each day!
53
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5

