- "The Normal Bar" aims to get couples talking about their sex lives
- Survey shows 86% of all men and women are intrigued by having kinky sex
- Expert: It's hard not to wonder how we match up to other couples in bed
How does your sex life measure up? That's the central premise of "The Normal Bar," a new book by Chrisanna Northrup and sociologists Pepper Schwartz and James Witte.