Sex expert and columnist Eva Marx asks stimulating questions ranging from the serious physiological query, "What is an orgasm?" to arcane trivia, like "What is a merkin?" Also included is important information on sexual health including sexually transmitted diseases, birth control and medical innovations and technological breakthroughs in the wide world of sex. The most fun the sexually curious will have with their clothes on, "What's Your Sexual IQ? asks such fascinating questions as: Q: How many sperm cells does a healthy male produce in one day?A: 40 millionQ: Which rock star claims to have slept with over 3,000 women?A: Gene SimmonsQ: Who first depicted sexual intercourse visually?A: Cro-Magnons