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The best sex ever
Michael Castleman M.A.
The secret of keeping married sex fresh is courtship—for life.
Attention men: Viagra and other drugs are not the only ways to help.
In lovemaking, women are much less likely to have orgasms than men. A recent study adds to growing research explaining why.
Most Americans have engaged in what used to be called unconventional or fringe sex. Its popularity should give us pause about labeling any legal sexual activity as "deviant."
How brief erotic fantasies hours before lovemaking can help ignite later sexual heat.
Today’s sex and swing clubs may be on the sexual fringe, but they’re nothing new.
Three recent studies, including the largest ever conducted, find that two-thirds of users say cannabis enhances sexual satisfaction.
Approaches shown to reduce risk of rape also show promise for stopping workplace sexual harassment
It’s starting to look like age-related prostate enlargement contributes to erectile dysfunction in older men.
In alleged "sex addiction," the real issues are usually guilt and shame about being sexual, and the main risk factor is fundamentalist religious upbringing.
The sex-addiction industry says the affliction causes great harm, from sexual irresponsibility to divorce. Does it?
Popular culture embraces “sex addiction,” but most psychologists reject it.
A growing body of research shows that Tribulus Terrestrial, a traditional medicinal herb, helps treat a variety of sex problems in both men and women.
For some men suffering erectile dysfunction, an old treatment, low-intensity shock-wave therapy, offers new benefits.
Quick, easy ways to coach lovers' sexual moves. Few do this, but if you do, you'll enjoy much more satisfying sex.
For the 20 million American adults with osteoarthritis, the pain and stiffness can be controlled with the help of frequent lovemaking.
PornHub is the world's most popular porn site. Who visits? When? What do they watch? On which devices? And for how long per visit?
Are you a woman troubled by pain during intercourse? A female physical therapist’s self-help book just might cure you.
Throughout the lifespan, men and women tend to develop their most daunting sex problems at different time, often making couples feel out of synch.
When a lover turns up with a sexually transmitted infection, the person may have been unfaithful, but not necessarily.
For more intense, more pleasurable orgasms—guaranteed!—try quick, easy, private Kegel exercises.
Do you or your lover have difficulty working up to orgasm? In both genders, orgasm difficulties are fairly common—and almost always curable
Sexologists still don't know the true prevalence of ED. But as time passes, the proportion of men who admit it keeps growing.
Teen sex has decreased, but casual adult sex is on the rise. Acceptance of premarital sex is up, but acceptance of affairs is down. What’s going on?
It's not that difficult to enjoy great sex. Just incorporate these nine elements into lovemaking.
Sexual assault leaves survivors traumatized. How men can help them cope and recover.
Child and teen sex education resources contain misinformation and emphasize procreation over pleasure. Here's how to correct them.
Recent studies suggest that sexual lubricants may damage genital cells and increase sexual infection risk. But if this is true, there are easy ways around the problem.
Nursing homes are slowly moving from a policy of “don’t” to “do not disturb.”
Today's couples increasingly use vibrators together during partner sex. But many men are unclear about how best to use them on women. Some suggestions.
Michael Castleman, M.A., is a San Francisco-based journalist. He has written about sexuality for 36 years.
My background is in journalism, reporting on sex research, which I've done for more than 3 decades. As a result, my blog tends to focus on research results and their implications for enhancing lovemaking.