Fingernails grow fastest on the hand you favor.
44
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
You're born with 300 bones, but when you get to be an adult, you only have 206!
17
Your thumb is about the same size as your nose.
124
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
You have no sense of smell when you're sleeping!
72
The heart pumps about 1 million barrels of blood during an average lifetime!
30