Men liked 61.9% of women on Tinder and women liked a mere 4.5% of men on Tinder.

Physical Attractiveness is the Strongest Predictor of Initial Romantic Interest in Both Sexes; No Evidence Male Personality Plays Any Role for Women.

Physical attractiveness more strongly affects social mobility (education, occupation, and income) for males than females.

Women with 16 or more sexual partners prior to marriage have an 80% rate of subsequent divorce.

Women who espouse feminist beliefs are just as likely to have fantasies of forced sex as are other women.

Study finds facially unattractive adolescents lose social popularity when they act aggressively, but facially attractive ones do not lose popularity when they do it.
The percentage of 18- to 24-year-old men who were sexually inactive in the past year increased from 18.9% in 2000-2002 to 30.9% in 2016-2018.

More intelligent men are more likely to value monogamy and sexual exclusivity than less intelligent men.

Asian women are four times more likely than Asian men to have had an STD

If a woman is rejected by an attractive male, she becomes more bitter towards an accepting male who is unattractive.

Unpartnered heterosexual men in the U.S. met an average of 2.4 partners for dating or sex in the past 12 months. Unpartnered heterosexual women who were actively dating met an average of 5.1 partners in the past 12 months.

Promiscuity is in fact a good predictor of infidelity. Indeed, promiscuity among females accounted for almost twice as much variance in infidelity (r^2 = .45) as it did for males (r^2 = .25).

50% of undergrads reported having 0 sex partners, while some of the other half had >20.

Unsolicited sexual advances were considered more disturbing and more discomforting when perpetrated by an unattractive opposite sex colleague than when perpetrated by an attractive opposite sex colleague

Women with tattoos reported greater willingness to engage in uncommitted sexual relations.