From Sirens, should women be surprised when men say no? From American Sexuality, time for T and macho men? Testosterone levels linked to women’s preferences for masculine men. Virgin or slut, pick one: Why teenagers are so screwed up about sex and their bodies. A look at how porn is screwing up young men's expectations of sex. Young, horny and impotent: Traumatic Masturbatory Syndrome can ruin your sex life — good thing it’s reversible. Life after masturbation: Advice for a mother who’s walked in on her son during a private moment. Do Me: Sex Tales from Tin House, an eclectic literary anthology dedicated to sex in all its glorious iterations, offers an entertaining if uneven read.