So you're a sex expert?

• There are approximately 100 million acts of sexual intercourse each day.
  
• The sperm count of an average American male compared to thirty years ago is down thirty percent.
  
• An adult esophagus can range from 10 to 14 inches in length and is one inch in diameter.
  
• Men sweat more than women. This is because women can better regulate the amount of water they lose.
  
• The average amount of time spent kissing for a person in a lifetime is 20,160 minutes.
  
• The average adult has approximately six pounds of skin.
  
• Infants spend more time dreaming than adults do.
  
• In one day, adult lungs move about 10,000 liters of air.
  
• The condom made originally of linen was invented in the early 1500's. Casanova, the womanizer, used linen condoms.
  
• Sex burns about 70-120 calories for a 130 pound woman, and 77 to 155 calories for a 170 pound man every hour.A kiss for one minute can burn 26.
  
• Impotence is grounds for divorce in 26 U.S. states.
  
• There are approximately 45 billion fat cells in an average adult.
  
• Kissing can aid in reducing tooth decay. This is because the extra saliva helps in keeping the mouth clean.
  
• During the female orgasm, endorphines are released, which are powerful painkillers. So headaches are in fact a bad excuse not to have sex.
  
• During World War II, condoms were used to cover rifle barrels from being damaged by salt water as the soldiers swam to shore.

• According to psychologists, the shoe and the foot are the most common sources of sexual fetishism in Western society.