- The largest cell in the human body is the female egg, and the smallest is the male sperm.
- A full bladder is roughly the size of a soft ball (a bit bigger than a cricket ball).
- It takes food seven seconds to get from your mouth to your stomach.
- The attachment of human muscles to skin is what causes dimples.
- The average man's penis is three times the length of his thumb.
- A woman's heart beats faster than a man's.
- If the average male never shaved, his beard would be 13 feet long when he died.
- Men with hairless chests are more likely to get cirrhosis of the liver than men with hair.
- There are about one trillion bacteria on each of your feet.
- Side by side, 2000 cells from the human body could cover about one square inch.
- Women blink twice as much as men.
- The average person's skin weighs twice as much as their brain.
- When you are looking at someone you love, your pupils dilate...they do the same when you are looking at someone you hate!
- Your ears secrete more earwax when you are afraid than when you aren't.
- Your body uses 300 muscles to balance itself when you are standing still.
- If saliva cannot dissolve something, you cannot taste it.
- The average woman is 5 inches shorter than the average man.
Guys, you looked at your thumb... Didn't you?