Pretty Sarah Carmen is a 200-a-day orgasm girl who gets good, good, GOOD vibrations from almost anything.

The rumble of a train on the tracks, the purr of a hairdryer, the rhythmic drone of a photo-copier are all enough to make her go oh oh oh, ahhhhh.

She had FIVE orgasms during our 40-minute interview. But I can't take the credit—it was just talking about her sex life that set her off.

Sarah, 24, suffers from Permanent Sexual Arousal Syndrome (PSAS), which increases blood flow to the sex organs.

She said: "Sometimes I have so much sex to try to calm myself down I get bored of it. And men I sleep with don't seem to make as much effort because I climax so easily."

As she chatted, Sarah became increasingly flustered.

"Sorry, you'll have to excuse me for a minute. I'll be with you in a sec," she mumbled before letting out a long sigh...