Vibrators are by far the most popular sex toy. Sexual enhancement product catalogs offer dozens of models. According to one recent survey, one-third of adult American women own at least one vibrator. In other surveys,…

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…

Marketers of anesthetic ointments claim that men with premature ejaculation have extra-sensitive penises and that the ointments reduce this so men can last longer. But a large research literature shows that the penises of PE…

The best, most cost-effective treatment for the large majority of PE sufferers is the sex therapy program developed during the 1960s by pioneering sex researchers William Masters, M.D., and Virginia Johnson, and refined since then…

Most sex research starts and ends with university sexologists. But here’s a case of nonacademics becoming fascinated in an element of sexuality–women’s orgasms—-and persuading sex researchers at Indiana University to run with the baton. The Joy of…