The heart pumps about 1 million barrels of blood during an average lifetime!
30
You can alleviate a tickly throat by scratching your ear.
9
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
You see your nose at all times, your brain just chooses to ignore it.
30
20 minutes after smoking a cigarette, blood pressure drops to normal.
37