It is physically impossible for you to lick your elbow. Like fingerprints, everyone's tongue print is different. Your heart beats over 100,000 times a day. It takes approximately 12 hours for food to entirely digest. A sneeze travels out your mouth at over 100 m.p.h. Women blink nearly twice as often as men. Most of the dust particles in your house are dead skin. There is a company that will (for $14,000) take your ashes and compress them into a synthetic diamond to be set in jewelry for a loved one.