When sex problems meet the stage of life, men and women are often out of synch. Sex problems can develop at any age, but most women suffer their most challenging difficulties before age 30, while…

Many women suffer sexual pain. It can occur at any age, but beyond pain associated with early sexual experiences, sex-related genital pain often occurs after age 40. The landmark 1999 survey, Sex in America, estimated…

In March 1998 when Viagra was first approved, Maryland anesthesiologist Ken Haslam, M.D. (Cal B.S. 1956) was 64, single, and dating. “I was meeting lots of women. It was exciting. And for me, new relationships…

Oral sex is ubiquitous in pornography—especially fellatio. Porn actors—both men and women—can’t get enough of giving head, and receiving it. As a result, pornography has introduced many people to oral sex, shown them the basics…

The popularity of unconventional sex raises questions about what’s “deviant.” Here’s a headline that’s impossible to resist: “Huge New Survey Documents How and How Often Americans Have Sex.” Who wouldn’t read that? There’s a bit…

One lover dumps the other. Soon after, according to conventional wisdom, both are likely to jump into bed with new lovers, often strangers. “Dumpers,” many people assume, may have “rebound” sex to get over the…

Problems with ejaculation and orgasm — difficulty with release, or an inability to have orgasms or ejaculate at all—are men’s hidden sex issue. Erectile dysfunction is all over the media, and premature ejaculation (rapid, involuntary…

Beyond a personal choice, self-sexing is the basis of joyous partner lovemaking Great sex involves much more than just joining genitals. A mountain of research has consistently shown that the foundation of satisfying lovemaking is…

Since the 1980s, the proportion of celibate young adults has almost tripled. In 2012 when the Tinder app debuted, it made young adult hook-ups so easy that journalists from the New York Times to Vanity…

Serious (“major”) depression is the most common mental illness. In severe cases, it leads to suicide, which takes 32,000 American lives a year. Among many other symptoms, depression typically destroys interest in sex. Antidepressants save…