There are about 1,400 different species of bacteria in your belly button.
10
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Midgets and dwarfs almost always have normal sized children.
54
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
Every time you sneeze some of your brain cells die.
113
Every time you lick a stamp, you're consuming 1/10 of a calorie!
47
It takes 17 muscles to smile, 43 to frown.
65