And Sex Why

Vitamin O : Why Orgasms are Vital to a Woman's Health and Happiness, and How to Have Them Every Time!

Natasha Janina Valdez

The Dangerous Passion: Why Jealousy Is as Necessary as Love and Sex

David M. Buss

Crazy Little Thing : Why Love and Sex Drive Us Mad

Liz Langley

101 sex life hacks and why you need them

Ida Rundberg

Becoming Cliterate : Why Orgasm Equality Matters--And How to Get It

Laurie Mintz

Generation F : Why we still struggle with sex and power

Virginia Trioli

Mismeasure of Woman : Why Women are Not the Better Sex, the Inferior Sex, or the Opposite Sex

Carol Tavris

Why Men Fake It

Abraham Morgentaler

Why Women Have Sex

David M. Buss, Cindy M. Meston

Strong Foundations : Why pelvic health matters – An empowering guide to understanding your body

Why is Sex Fun?

Jared Diamond

Why Do Men Fall Asleep After Sex

Mark Leyner, Billy Goldberg