The pill is 99% effective, followed by condoms at 98%, and diaphragms at 92-96%. However, only condoms also prevent STIs.
5.4 minutes7.5 minutes10.2 minutes
The average time a man spends having sex before he ejaculates is 5.4 minutes according to The Journal of Sexual Medicine
Reason and behaviour controlEmotionsLanguage and memory
Reason and behaviour control.
No wonder orgasms make people lose control.
9.4–11 inches long (24–28cm)5–6 inches long (13–15cm)6.5–8.5 inches long (16.5–22cm)
According to an average of several studies the average penis length globally is between 5 and 6 inches.
Chlamydia CAN cause infertility.
Although most people with chlamydia do not notice any symptoms, if left untreated it can cause infertility in women and a reduced fertility in men.
Peter Zijlstra / thinkstockanna1331 / thinkstockNungning20 / thinkstock
A courgette! (Or zucchini to the Americans.)
The external part of the clitoris is small, but it extends within the body for about five inches, and has more nerve ends than a penis.
The average sperm count fell from 113 sperm/ml of semen in 1940 to 66 million/ml in 1990.
90% of men and 43% of women76% of men and 59% of women75% of men and 29% of women
In long term relationships, only 29% of women reported always having orgasms with their partner compared to 75% of men.
There are 8,000 nerve endings in the clitoris.
A woman's clitoris has twice as many nerve endings as a penis (4,000).
Between 5-10% of men experience it.Between 10-20% of men experience it.Between 20-30% of men experience it.
Between 20-30% of men experience it.
Although less than a quarter ever seek medical help for the condition, according to the British Association of Urological Surgeons.
With more than 1.2 million cases in America in 2009 alone, chlamydia is the most frequently reported STI, with gonorrhea second and syphilis third.
viledevil / Thinkstock5432action / Thinkstockkynny / Thinkstock
Through a process known as vaginal tenting, when a woman is aroused muscular tension pulls the uterus upwards which makes the vagina wider and longer. A vagina starts out 3–4 inches in lengths but can reach around 5–6 inches during arousal. It returns to its original size after intercourse is finished.
1mm per minute5mm per minute7mm per minute
5mm per minute.
That's five times their body length per second. If you scale it up, it would be like a whale swimming at 15,000 miles per hour.
How Much Do You Really Know About Sex?
Better get back to the books and scrub up on your sex-ed.
You're enthusiastic but perhaps you could do with getting to grips with the basics again.
You don't know everything yet - but you're getting there!
Daaaamn you know a lot about sex!