With John Edwards admitting he is the father of mistress Rielle Hunter's child, we began to wonder ... who are these women who sleep with married men, and why do they do it?

What we learned will shock you. The other woman wants you to know she loves having sex with your man. You'll hear from four self-proclaimed mistresses and a loud and proud prostitute, all of whom reveal why married men are turning to them for sex and companionship.

What Kind of Sex Do Married Men Want? Signs Your Husband Is Cheating Ask a Prostitute!

World's Biggest Cheaters?