Some fascinating facts about the human body

•  It takes your food seven seconds to get from your mouth to your stomach.

•  One human hair can support 3 kg (6.6 lb).

•  The average man's penis is three times the length of his thumb.

•  Human thigh bones are stronger than concrete.

•  A woman's heart beats faster than a man's.

•  There are about one trillion bacteria on each of your feet.

•  Women blink twice as often as men.

•  The average person's skin weighs twice as much as the brain.

•  Your body uses 300 muscles to balance itself when you are standing still.

•  If saliva cannot dissolve something, you cannot taste it.

•  Women are now through reading this.

•  Men stopped reading after the third fact and are still busy checking the length of their thumbs.

Other interesting tidbits

Sour candies have an acidity level not much less acid than battery acid

Teeth enamel starts to erode when exposed to anything more acidic than a pH of about 4. (Water has a pH of 7, average stomach acid pH is around 2.5, battery acid pH is 1).  Even the lowest tangy-tasting candies (E.g. Skittles, gummy bears) have a pH of ~ 2.5 - 3. The "blow your head off" WarHeads Sour Spray® candy is only ~0.6 pH away from that of battery acid!    Reference