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In modern times we talk of sexual partners but in the past, heterosexuals more often talked of lovers. Women do not think of sex...
Intercourse needs to continue until ejaculation
A man is biologically motivated to impregnate a woman through an on-going process of demonstrating his virility (as a potent male who may be...
Why men feel inadequate over penis size
Men’s sexual role (after impregnating women) is to protect the family. In an aggressive situation a man must be physically large and muscular to...
At puberty girls develop a child-bearing capacity
From a young age, most girls demonstrate a more passive and timid personality than most boys. Girls often focus on social activities rather than...
Young men tend to focus on enjoying their arousal
Men are valued for their physical strength, their practical skills and their personal confidence (leaderships skills). Young men increase their muscle mass at puberty...
Lesbianism focuses on longer-term relationships
Only 2% of women are exclusively gay (half as common as male homosexuality). The average age to come out is 17 years old for...
Penetration is what makes sex erotic and taboo
Penetrative sex (both anal and vaginal intercourse) has a special role in our concept of eroticism. Penetration by a phallus is key to 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...
The significance of nudity and being touched
Private parts refer to the anatomy that we may want (or be required) to cover up. Private parts include the buttocks, the genitals and...
Women do not need to be like men to be valid
Sex educators think women need to be educated about masturbation and the clitoris. Yet no man ever needs to be told about masturbation and...
Sexual attraction and commitment to a relationship
Especially in the early days of a romance, both sexes can feel an electric thrill from touching, hearing or seeing a lover. We have...
Intercourse is an act of mating and impregnation
Sexuality is about the act of mating. Humans do not have sex simply in order to reproduce. We also have sex to enjoy pleasure...
The male psychology of seeing a lover as a sex object
Unlike emotional attachments, arousal is not caused by a specific person or by a relationship. Arousal relies on being able to see a person,...
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...
How men masturbate themselves to orgasm
Few boys masturbate before the onset of adolescence. Only 10% of boys are masturbating by the age of nine and only 13% by ten...
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...
Women make conscious effort to respond sexually
With all the fiction surrounding women’s sexuality, it is important to appreciate that female sexuality has not evolved solely for the purpose of gratifying...
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)....
How a man can have relationship sex more often
Nature never intended men to be monogamous. In every society, men’s greater inclination for promiscuity is accepted as a natural and defining characteristic of...
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...
Sexual pleasure is defined by sociable activity
Mammals use grooming to connect socially with others. They also snuggle up together for warmth and comfort. Regardless of responsiveness, it can be reassuring...
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...