The Fundamentals of Sex

Take our Sexual Satisfaction Test

Find a sex therapist near me

Sexual satisfaction is central to relationship well-being.

Having more premarital sexual partners (9 ) is linked to higher divorce risk.

Relationship quality and sexual satisfaction reinforce each other.

Extensive experience may trade intimacy for performance.

"All the world is birthday cake, so take a piece, but not too much." — George Harrison

Given the central role of sexuality in romantic love, one might expect a rich sexual history to enhance the quality of romantic relationships. Yet research often points in the opposite direction: Extensive premarital sexual experience is associated with lower relationship stability and a greater likelihood of divorce. This creates a genuine puzzle, especially since most people in contemporary Western societies engage in premarital sex, often with partners other than their eventual spouse.

The paradox can be summarized in three broad empirical claims:

Sexual interactions are central to flourishing romantic relationships.

A greater number of premarital sexual partners predicts a higher likelihood of divorce.

Premarital sexual experience may improve sexual performance.

The first claim enjoys the strongest empirical support; the second is also well-supported, though more contested; and the third remains controversial and only weakly supported.

Sexual Interactions Are Central to Flourishing Relationships

"Too much of a good thing can be wonderful!" — Mae West

Research consistently shows that sexual satisfaction is a core component of relational well-being and one of the strongest predictors of overall relationship satisfaction for both men and women. Importantly, relationship quality and sexual satisfaction tend to reinforce one another: satisfying relationships promote better sex, and satisfying sex often strengthens relationships (Józefacka et al., 2023; Velten & Margraf, 2017; Vowels & Mark, 2020).

Sexual intimacy is not merely physical. It expresses emotional closeness, mutual responsiveness, and relational vitality. In this sense, sexuality can deepen attachment and reinforce romantic........

© Psychology Today