In Ancient Rome prostitution was a regular job, and was not prohibited by law. According to historians, prostitutes wore high heels to advertise their services - the only women who wore high heels in Ancient Rome were whores.

Endorphins are released during sex an work on the same parts of the brain as drugs do.

Lions are able to copulate up to 50 times a day.

According to statistics a person has statistically 11 sex partners in their life.

Coffee works as a stimulant and makes you crave for sex more.

Some say that the first condom was created in Ancient China, while others say it was an invention of a British doctor from Henry's The VIII court.

Sex without a condom is much safer if you have one regular partner and you don't cheat on each other. If that's the case you have more endorphins and you have a stronger immune system.

Testosterone makes women crave more sex (as they are having sex). The more sex, the higher the sex craving.

India has the cheapest prostitutes at about 2,5 dollars.

Hong Kong has a kinky sex on a boat fetish where the woman puts her head under water. Her spasms give more pleasure to the man, apparently.

You know why the Greek statues have such small penises? It's because Greece was home to many philosophers who though that big dicks are a trait of stupid and animal-like barbarians.