anal intercourse

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Insertion of an erect penis per anus in a fashion analogous to that of vaginal intercourse

anal intercourse

A form of sexual intercourse, usually homosexual, in which the anus performs the sexual function of the vagina.
References in periodicals archive ?
Anal sex by gay or straight couples carries a much higher HIV transmission risk than vaginal sex by straight couples.
For example, a large percentage of the respondents who acknowledged having had unprotected anal sex with a casual partner chose "If sex partner looked healthy, should be ok" as one of their reasons for not using condoms.
No differences were apparent between groups in the frequency of oral or anal sex, or of risk behaviors such as having unprotected sex or having sex while using drugs or alcohol.
The majority of homosexual men (60%) engage in anal sex, frequently without condom and even if they know that they are HIV positive.
And yet, hygiene is clearly among the reasons why anal sex has been condemned in the major religious traditions.
The main goals of the analysis were to determine how many people had vaginal or anal sex without a condom, how many people were virally suppressed, and how viral suppression affected chances of sex without a condom.
A study was done on anal sex on British teenagers which revealed aspects that were surprising.
For example, when asked how safe she considers anal sex in terms of HIV, one woman responded:
Sixty women (36%) had anal sex and 54 (33%) smoked.
Author Nikol Hasler does not mince words or talk down to the reader, covering topics such as sexual identity, birth control, dating and relationships, communicating about sex, sex and the internet, how to use a condom, how to safely practice oral, vaginal, or anal sex, and much more.
Harvard University, globally known for its Ivy League education, is now offering Anal Sex 101.
London, Aug 5 ( ANI ): A new study has revealed that Russian porn users are more likely to search for videos featuring anal sex than people from any other country.