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
Ingrown toenails are hereditary.
15
The right lung takes in more air than the left.
30
Human teeth are almost as hard as rocks!
47
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
Midgets and dwarfs almost always have normal sized children.
54
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
