Human teeth are almost as hard as rocks!
47
Vicks inhalers can cause you to test positive for Meth on drug tests.
41
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
It takes 17 muscles to smile, 43 to frown.
65
Your skeleton keeps growing until you are about 35, then you start to shrink.
74
The heart pumps about 1 million barrels of blood during an average lifetime!
30
Music has the ability to repair brain damage and return lost memories.
62
Human thigh bones are stronger than concrete!
63