There's more to orgasms than you think, and here's a long list of things you probably didn't know about the 'O.' Check out the list below for more:

The world record for the longest time spent masturbating to orgasm is 6 hours 30 minutes for a woman, and 8 hours 30 minutes for a man.

About 0.06% of men can orgasm through fantasizing alone, without touching their penis or any other part of their body.

48% of regular headache sufferers had their pain cured by orgasm.

Some women faint when they orgasm and, in very rare cases, have had heart failure and died

The first electric home vibrators hit the market before many other household ‘essentials’ – like the vacuum cleaner and 10 years for the electric iron.

When men orgasm, their brains release chemicals (including prolactin) that can bring on tiredness.

The average female orgasm lasts between six and 10 seconds – although for some lucky girls it can last up to 20 seconds.

1% of women can orgasm from breast stimulation alone.

The most female orgasms achieved in a single masturbation session was allegedly 49, from a London woman in 2006.

Men’s orgasms have the same impact on them as heroin on an addict’s brain.

Less than a third of all women regularly orgasm during sex, while three-quarters of men always do. 21 minutes on foreplay, can produce nine out of 10 fully satisfied women.

A recent study found that men who have two or more orgasms a week are likely to live longer.

Stimulation of the G-spot can raise your pain threshold by 107% at orgasm.

If you’ve just reached orgasm through clitoral stimulation, try penetration to continue the sensations. Often, the first orgasm is sharper and quicker, but the second could be longer.