Sex Question Friday: Should I Be Using Condoms During Oral Sex?

Sex Question Friday: Should I Be Using Condoms During Oral Sex?

A reader submitted the following question:

“Is it necessary to use condoms/dental dams for oral sex? What if it is not used? Does that guarantee transmission of sexually transmitted infections?”

Thanks for this great question! Oral sex has become a very common sexual activity in the Western world. For instance, most U.S. adults under age 50 say that they have given and/or received oral sex in the past year in the form of fellatio or cunnilingus, a number that has increased significantly during the past few decades.

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What Is The Evolutionary Significance Of Cunnilingus?

I recently came across a journal article entitled Is Cunnilingus-Assisted Orgasm a Male Sperm-Retention Strategy? Naturally, I dropped everything I was doing and read it immediately--how could I not with a title like that? The researchers sought to test the novel hypothesis that, after ejaculation during intercourse, heterosexual men try to get their female partners to reach orgasm via oral sex in order to help them retain as much sperm as possible.1 To the extent that the female orgasm produces uterine contractions that draw sperm further into the reproductive tract, this would theoretically facilitate conception.  However, in order for the cunnilingus-assisted orgasm to serve this purpose, it would need to occur right around the man’s ejaculation (specifically, anywhere from one minute before to about 45 minutes after)—if her orgasm occurs sooner or later than that, it will not have a sperm-retaining effect.
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Men's Sexual Activities With Female Sex Workers (Infographic)

To date, most research on prostitution has focused on describing and understanding those who are selling sex. But what do we know about the buyers? Check out the infographic below to learn how many men say they've visited a prostitute before, what types of sexual activities they engaged in, and some of the reasons they bought sex.
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