The Kinsey Institute fields a multitude of questions about sexuality, gender, reproduction, and other topics.
For immediate release: june 22,
Consult the topics below for answers, statistics, and resources to our most frequently asked questions. This is not a repository for all answers and statistics related to human sexuality, gender, or reproduction. The following only addresses questions frequently asked of the Kinsey Institute and its researchers. There is wide variability in what people consider included in "having sex.
See Social Science Research on Pornography for a list of studies on pornography. Twitter Instagram Facebook YouTube.
Topics This is not a repository for all answers and statistics related to human sexuality, gender, or reproduction. » [KI] For more, see Sexual Behaviors, Condom Use, and Sexual Health of Americans Over Implications for Sexual Health Promotion for Older Adults Among agesolder age for men is associated with lower likelihood of his own orgasm; for women it is associated with a higher likelihood of her own orgasm.
Age is not associated with the partner's orgasm for either men or women.
National Survey of Sexual Health and Behavior » 1. Sexual Behavior in the Human Female » Penis size [KI] The average erect penis of males in the US is 5—7 inches and the average circumference is inches. » Looking for facts and myths about penis enlargement? » Us sex statistics Men who reported erection loss with condoms were almost twice as likely to report having removed a condom prematurely during the last three condom uses.
» Hormones Menarche Onset From the 19th century through the midth century, average age at menarche declined steadily in the United States and Europe, possibly due to improved nutrition and a reduction in strenuous physical activity. In the United States, average age at menarche declined from older than 14 years in to » African American The AAM for Asian girls is » Determininants of AAM Age at menarche is determined in part by hereditary and non-hereditary factors.
Adolescent sexual and reproductive health in the united states
Non-hereditary factors like hood diet that is high in animal protein and low in vegetable protein may also be linked with earlier menarche. Menarche tends to be earlier in girls with more body fat and later in girls who exercise. » Higher body mass index BMI in girls as young as 36 months of age is associated to early menarche.
A strong association between large waist circumference and early AAM has more predictive value than body weight for possible adverse outcomes in adulthood. » Consuming animal protein cow milk and meat and soy-containing products promote early AAM through excessive energy intake and subsequent overweight. On the other hand, vegetable protein, fiber and vitamin D protect against rapid AAM. » Girls exposed to regular high intensive physical exercises in childhood and adolescence delay AAM. » Adverse childhood experience, such as sexual abuse, alcohol addicted or nervous troubled parents are strongly associated with early AAM.
Breast cancer risk increased by a factor of 1. Therefore, menarche-to-first pregnancy represents a window of time when breast tissue is particularly vulnerable to carcinogenic stimuli. » Menopause Most estimates of age at natural menopause are based on samples of Caucasian women in western societies, although one international study of 18, women from 11 countries found the median age at natural menopause to be 50 years range, 49—52 years.
African-American women experience menopause 6—12 months earlier than Caucasians, with a median age of For Mexican women, median ages at menopause have been reported to Us sex statistics Japanese women reported a median age at menopause of Malaysian women reported a similar median age at menopause of Thai women reported a median age at menopause of Filipino Malay women were reported to be an average age of 47—48 years at menopause.
Faqs & sex information
on these statistics ». Masturbation More than half of women ages 18 to 49 reported masturbating during the 90 days. Rates were highest among those and progressively lesser in older age groups.
National Survey of Sexual Health and BehaviorApproximately one-third of women in all relationships in the to year cohort reported recent masturbation. Men are more likely to orgasm when sex includes vaginal intercourse; women are more likely to orgasm when they engage in a variety of sex acts and when oral sex or vaginal intercourse is Us sex statistics. Among agesolder age for men is associated with lower likelihood of his own orgasm; for women it is associated with a higher likelihood of her own orgasm.
Women are much more likely to be nearly always or always orgasmic when alone than with a partner. » It is possible to experience both genital and non-genital orgasm, even for some individuals with spinal cord injuries. Functional MRI of the brain during orgasm in women Perceptions about sexual behavior There is wide variability in what people consider included in "having sex.
While street prostitution receives the majority of legal attention, far more prostitutes work as escorts, call girls, or in massage parlors and brothels. Sexual Behavior in the Human Male For all other age groups, the majority of study participants indicated that their most recent sexual partner was a relationship partner.
Men whose most recent sexual encounter was with a relationship partner reported greater arousal, greater pleasure, fewer problems with erectile function, orgasm, and less pain during the event than men whose last sexual encounter was with a non-relationship partner. Men and women both were likely to report sexual satisfaction if they also reported frequent kissing and cuddling, sexual caressing by the partner, higher sexual functioning, and if they had sex more frequently.
On the other hand, for men, having had more sex partners in their lifetime was a predictor of less sexual satisfaction. » [KI] Frequent kissing or cuddling predicted happiness in the relationship for men, but not for women. Both men and women reported more happiness the longer they had been together. » Sexual dissatisfaction is associated with increased risk of divorce and relationship dissolution.
This is one sexual assault every seconds or about one every two minutes. » Rape rates are often drastically high in worn-torn nations.
In Rwanda init is estimated that betweenandwomen and girls were raped in less than days Human Rights Watch » The incidence of sexual assault and sexual misconduct due to physical force, threats of physical force, or incapacitation among female undergraduate student respondents was » One-third About three million girls are subjected to the procedure every Us sex statistics World Health Organization An estimated 3.
National Center for Health StatisticsPercentage of men and women aged years of age who have had 15 or more opposite-sex sexual partners in their lifetime is » 19 million Americans 8. » [KI] A study found that bisexual men exhibited a distinctive arousal pattern separate from heterosexual or homosexual men. Transgender Transgender An estimated 0. » A review of 8 transgender studies found rates for male-to-female between 1 in 11, to 1 in 45, and female-to-male between 1 in 30, to 1 inWorld Professional Association for Transgender Health Related links Subscribe to our newsletter Search our library catalog Download the Kinsey Reporter app.