sexual intercourse

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sexual intercourse

the act carried out for procreation or for pleasure in which the insertion of the male's erect penis into the female's vagina is followed by rhythmic thrusting usually culminating in orgasm; copulation; coitus
References in periodicals archive ?
7 in the sample of girls who have had vaginal intercourse, indicating that our identifiers are significant predictors of girls' overweight or obesity.
Still, the fact remains that a significant proportion of teenagers who have not had vaginal intercourse have had oral sex (24% of males and 22% of females).
Achieving orgasm through vaginal intercourse ("getting to home plate") is often seen as the goal of sexual activity.
The finding that age at first vaginal intercourse was positively related to high risk behaviour may be explained by factors such as an increase in the number and type of sexual partners, a history of a sexually transmitted disease and the frequency of sex with increasing age.
1 Compared with peers who received a general health intervention unrelated to sexual risks, men who received the HIV risk-reduction intervention had 30% higher odds of having consistently used condoms during vaginal intercourse and 40% higher odds of having used them at last vaginal intercourse.
Researchers also noticed that the women who claimed to have virgin births were in denial that they had vaginal intercourse.
Students were asked to estimate the risk of various health consequences, as well as the potential damage to their social standing and relationships, of engaging in one act of vaginal intercourse or one act of oral sex.
These increases are statistically significant and are similar to findings by others, including the National Survey of Family Growth, which showed a higher proportion of young women reporting oral sex than vaginal intercourse.
The American Cancer Society and the American College of Obstetricians and Gynecologists recommend that cervical cancer screening should begin approximately 3 years after the first vaginal intercourse, but no later than 21 years of age.
The raid is a dramatic example of the ways in which sodomy laws, which ban a variety of sexual acts among consenting adults other than vaginal intercourse, are wielded against gay people.
1:300-1000 for receptive anal intercourse 1:500-1000 for receptive vaginal intercourse 1:1000-3000 for insertive vaginal intercourse 1:600,000 for receptive oral sex (although some estimates differ significantly and can be as high as 1:100.
17 /PRNewswire/ -- MacroChem Corporation (Nasdaq: MCHM) announced today that Topiglan(TM), its investigational drug for America's 30 million impotent men, has passed a critical development test: The topical formulation caused no systemic effects in normal female partners during or after vaginal intercourse with normal males who had applied the drug to their penises 15 minutes earlier, in a double-blind placebo-controlled, randomized study.