Why relaxing is so much work.
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The best sex ever
Michael Castleman M.A.
Since 2000, partner sex has declined and celibacy has risen, several large, nationally representative surveys show. Experts suggest many possible reasons.
Many critics insist that pornography promotes sexism. But studies find that porn viewing is associated with more egalitarian views of women.
Few people appreciate diet's importance in sex. Studies abound showing that for peak sexual function and pleasure with the fewest sex problems, eat lots of fruits and vegetables.
Freud postulated vaginal orgasms. Masters and Johnson insisted all orgasms are clitoral. Feminists agreed. But recent research shows vaginal orgasms happen—because of the clitoris.
Almost all sexual assaults involve alcohol, often a great deal.
Young men are notoriously lusty. But after age 30, the male libido becomes more like women’s, based on feeling desired and emotional connection.
Platitudes say that after the honeymoon, marriage reduces sexual satisfaction. But most studies say marriage boosts satisfaction. A recent study makes sense of this contradiction.
Chronic sleep deprivation is common and hurts libido and sexual function.
Some say it is time to rethink monogamy.
SexSmartFilms is the best source of non-porn, sex education videos. Founder Mark Schoen, Ph.D., has collected more than 600 sexuality videos—all worth watching.
A study timed how long it took 645 women to climax during intercourse. For those who did, times varied. But two-thirds of the women—69 percent—never had orgasms during intercourse.
We're obsessed with what's sexually "normal." But recent research teaches us to expect the unexpected. because we're all sexually unique.
Among men who use condoms, one quarter experience condom-related erection difficulties. Fortunately, the problems can almost always be resolved quickly and easily.
Most sex educators say self-sexing is a personal choice, that it's fine to do it or not to. Actually, solo sex should be promoted. It's the basis of joyous partner lovemaking.
Death by sex? It's rare but possible. These four sex-related activities in particular may prove lethal.
How much time does the world spend on Internet porn? Depending on your perspective, porn is either a black hole that sucks people—mostly men—into oblivion, or a brief coffee break.
A sex therapist offers suggestions for sexual enhancement now, or any time.
This past summer, Somerville, Massachusetts became the first and only U.S. city to expand its domestic partnership ordinance to include multi-partner—polyamorous—groups.
Premature ejaculation is men's #1 sexual complaint. Of the four ways to treat it, only one teaches men to last as long as they'd like, whether that's 10 minutes or two hours.
Attention men, intercourse alone brings surprisingly few women to orgasm. For women’s sexual satisfaction, your penis is less important than your fingers and especially your tongue
Fertility awareness is an easy, scientifically sound way to track women's fertility, and promote or prevent pregnancy. It's a big improvement on calendar rhythm birth control.
Sex comes in three varieties: procreative, relationship-affirming, or recreational. Since Biblical times, one has been very controversial.
A small but growing research literature shows that around two-thirds of people call marijuana sex-enhancing. Two recent studies agree.
Since the pandemic, lingerie sales have soared—especially the raciest items.
Many men are not committed to dental health. Big mistake. Chronic gum disease is a newly identified risk factor for erection trouble.
Why is almost one-third of the porn audience female? Some watch to satisfy curiosity, others due to feminism, lust, or for sexual spice. But most watch for another reason.
School-based sex education classes fail to reduce teen pregnancies and STIs. Instead, another approach succeeds: parents discussing sex with their kids.
Only half of women mention sexual pain to male lovers. They may believe sex is about “his needs, not mine.” Gentlemen, for great sex, understand women's sexual pain, and ask about it.
Special touch-sensitive C-tactile nerves can help men last longer in bed, while simultaneously enhancing women's arousal and interest in sex.
A recent study describes how satisfied seniors maintain high-quality lovemaking. Their strategies apply to lovers of all ages.
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.