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Sex occurs much more easily in the early stages of a relationship because being affectionate with each other provides the most natural lead-in to...

Responsibility for contraception and abortion

The (contraceptive) pill, taken on a daily basis by a woman, contains hormones that stop her ovaries producing eggs. A condom, worn by the...

Intercourse is the heterosexual lovemaking act

When a man and a woman are attracted to each other, intercourse feels very natural. This is no coincidence. The male and female body...

At puberty boys develop a reliable arousal cycle

From a young age, many boys already demonstrate a more active and outgoing personality than most girls. Boys enjoy physical activities such as sport...

The female erectile sex organ (or phallus)

In the absence of testosterone, the genital tubercle forms the female phallus, called the clitoris. The clitoris consists of the glans and the internal...

Factors that are believed to affect male responsiveness

Factors that affect men’s orgasm frequencies include their age, the age at which they reached adolescence, as well as their level of education and...

Consent is vital even within loving relationships

Sexuality is about the choices we make to explore our sexuality both alone and with a lover. The way in which we express our...

Intercourse is a territorial act of male dominance

In a society where men and women raise families together, intercourse is presented as a lovemaking act. But by looking at Nature we can...

Child sexual abuse, incest and paedophilia

Paedophiles blatantly challenge the concept of consent. Paedophilia involves a few men who are sexually attracted to pre-pubescent children. Many paedophiles control their urges...

Men’s sex drive can cause them to be insensitive

Men’s sex drive motivates them to take the sexual initiative. Men are foremost attracted to body parts but they also like a lover who...

Women drive the need for dating and romance

Without sex, there may be friendship between adults but there is little physical intimacy. Heterosexual women are dependent on men to provide this sense...

Women’s orgasm claims do not result in more sex

Let’s imagine, for a moment, that men and women experience the same level of responsiveness (orgasm frequency). Even so, responsiveness varies between individuals. There...

Orgasm is an instinctive response to erotic stimuli

Orgasm is an instinctive response. That means that even when we have no prior knowledge or experience of orgasm, we are still able to...

Mental arousal combines with a thrusting instinct

Men can orgasm from non-reproductive activity such as fellatio or masturbation. But men obtain the most satisfying sexual release by ejaculating into a lover’s...

Women’s fantasies are sexually explicit scenarios

A responsive woman’s use of fantasies means her experiences do not fit with any of the descriptions of sexual activity that we see portrayed...

The kind of stimulation that leads to orgasm

Regardless of orientation, men orgasm through intercourse, masturbation and fellatio. A man’s arousal (in the form of an erection) also gives him a clear...

The erotic pleasure a man enjoys from sex

Men typically initiate sex and they masturbate much more frequently than women do. If male sex drive only involved a desire for orgasm, then...

Some people enjoy abstract eroticism and fantasy

Sexuality is about our motivation to explore our fantasies both during masturbation alone and during sex play with a lover. Our ability to reach...

Premature ejaculation and erectile dysfunction

It’s not uncommon for a man to have a problem with erections from time to time. But erectile dysfunction (ED) that happens routinely is...

The misconceptions that arise from pornography

Pornography provides boys with completely unrealistic images of women’s sexuality. The female body is sexualised and objectified (projected in way that causes male arousal)....

Sexual techniques that may pleasure a woman

Men engage in sexual activity to release accumulated arousal through thrusting and orgasm. By contrast, even responsive women only generate the kind of arousal...

Sexual techniques that may pleasure a man

Men hope that a lover will enjoy contributing enthusiastically to their intimate time together: sharing fantasies, sex play and affection. Arousing a man is...

The sexual politics of women competing over men

If men and women wanted the same thing there would be no sexual politics. Men and women are at odds because they want different...