How the Menstrual Cycle Affects Women's Libido

Unlike dogs and cats, women don't experience "heat," but studies show a libido spike around ovulation.

The Sexual Boundary Issue That's Seldom Discussed

Many couples struggle over men's wish to ejaculate into women's mouths and have them swallow.

Sex After 50 Can Be the Best of Your Life

Older lovers can have great sex—by turning intercourse into "outercourse."

Herbal Aphrodisiacs Excite More Than the Imagination

Do traditional herbal aphrodisiacs work? Quite possibly yes.

Libido & Conversing: What Transsexuals Can Teach Heteros

How much do you desire sex and conversation? Transsexuals show us that sex hormones play a big role in both of these needs.

Adult Toys: Both Women and Men Increasingly Love Them

Thirty years ago, both men and women used to feel anxious about adult toys. Now both genders have embraced them.

Warning to Men: Erection Drugs Just Might KILL You

The FDA calls erection drugs "safe." But a recent study shows that's misleading.

Erotic Piercing? Be Careful Out There

Enhanced erotic pleasure? Or potentially serious problems. Piercing can cause both.

How Birth Control Pills Affect Women's Sexuality

The Pill turns some women on sexually, and turns others off.

How Women REALLY Feel About Penis Size

A recent study confirms what sex experts have long maintained about penis size—it doesn't matter to the substantial majority of women.

Effective Self-Help for Women With Low or No Sexual Desire

Are you a woman who wants to re-discover low or lost libido? Then read this book.

Testosterone Replacement: New Male Vigor? Or Health Hazard?

Is testosterone supplementation a fountain of youth and sexual vigor for men?

Sex Without Intercourse: A Hot Option for Lovers of All Ages

Contrary to what's shown in the movies and on TV, intercourse is not necessary for great sex.

The Main Difference Between Porn Actresses and Other Women

Hint: It has nothing to do with a history of sexual trauma.

The Curious Couple's Guide to Strap-On Dildos

Beyond girl-girl porn, a dildo fitted into a harness worn around the hips can be fun for any couple so inclined.

Masturbation: What You May Not Know About Solo Sex

It's normal and fine, even daily, even if you're in a couple. But possible dangers lurk....

Premature Ejaculation? Self-Help Usually Cures It

A recent study show that a booklet can teach two-thirds of men to last as long as they'd like.

Sexual Assault Prevention Programs Work

College and military sex-assault prevention programs are similar—and remarkably effective.

The Most Popular Erection Drug Is Not Viagra

Viagra is the best-known brand, but men and couples who use erection drugs overwhelmingly prefer Cialis–for one key reason.

Why We Feel Lustier in June

Many studies show that people are more interested in sex in summer and winter than in spring and fall.

Achy Joints? Regular Sex to the Rescue

Lovemaking is surprisingly therapeutic for osteoarthritis.

What Antique Porn (1899-1960s) Reveals About Sex

The sex remains largely the same, but the bodies change.

For Better Sex, Embrace Diet and Lifestyle Wisdom

It's boring and not sexy, but it makes a tremendous difference in bed.

Fun With Blindfolds, Especially When Worn By Women

He sees her sexiness. She feels his loving touch more intimately.

Do You Take Drugs That Might Cause Sex Problems?

Many widely used medications, both prescriptions and over the counter, may cause sexual side effects. But no one is fated to suffer them.

The G-Spot: What's Known and Unknown

It's controversial, but every woman has one and it brings pleasure to many.

Sex After Breast Cancer

In supportive relationships, it usually returns to pre-diagnosis levels in two years.

Valentine's Day: A Man's Guide to Buying Lingerie for Women

Chances are your sweetie will greet a fishnet body suit with less joy than trepidation.

The Untold History of Erotic Enhancements

People have used sex toys for thousands of years.