Here are some bizarre stories and medical conditions that affect some people. They're not common, but they do exist. Check out the list of sexual anomalies you've probably never heard of below:

1. Sexomania is a medical disorder that causes you to perform sex acts during your sleep, fully unaware of doing so. You won't remember the wild night you spent the next day.

2. Hazel Jones lost her virginity twice because she was born with 2 vaginas. It affects 1 in 3000 women.

3. 0.6 percent of men have a micropenis - an erect penis length of less than 2 inches.

4. Hermaphroditism is the medical term for intersex conditions where a person is born with both male and female sexual tissues or organs.

5. Jonah Falcon has the biggest penis on the planet. 9.5 inches when flaccid and 13.5 inches when erect.

6. Anna Swan has the largest vagina, because she was 7'8".

7. An unsatiable hooker from Tokyo named Zeny claims to have slept with over 200,000 men. Really?

8. Diphallia is when a male is born with two penises.

9. Polymastia is when more than two sets of mammary tissue develop resulting in more than two breasts.

10. A woman name dRachel from Atlanta was diagnosed with persistent sexual arousal syndrome after the birth of her first child, which caused her to experience constant orgasms for up to eight hours a day.