June 18, 2013

Sex: How It Works Facts

  • Women on average think about sex 10 times a day, whilst men, almost double, thinking about sex almost 20 times a day. That's almost 7,000 times a year.

  • About 1.1 million American men and 800,000 women between the ages of 25 and 45 have never had sex.

  • Many people state that the optimum time for sex is between 3 and 13 minutes.

  • One study showed that 85% of men report that their sexual partner had an orgasm during their most recent sexual encounter, but only 64% of women report that they had an orgasm during their most recent sex.

  • One study showed that 70-80% of women usually achieve orgasm only by clitoral.

  • Sperm leaves the penis during ejaculation at about 28 miles per hour.

  • About 400 million sperm cells could fit on the head of a pin.

  • The clitoris has double the number of nerve endings as the end of the penis.

  • Despite numbering in their hundreds of millions, sperm only makes up about 3% of a man's semen.

  • It takes a sperm an hour to swim a few inches.

  • A teaspoon of semen contains about 5 calories.

  • It's thought that a longer ring finger results from higher testosterone exposure in the womb.

  • There are about 34 million people living with HIV worldwide.

  • Unused sperm is reabsorbed back into the body.

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