Sex Question Friday: Why Do Men Have Nipples?

Sex Question Friday: Why Do Men Have Nipples?

A reader submitted the following question:

"Why do men have nipples? Do they have some purpose I don't know about?"

Thanks for this great question! I've been asked about this many times before while teaching human sexuality classes to college students, so here's what I tell them: 

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How Men and Women Feel About Having Their Nipples Stimulated

How Men and Women Feel About Having Their Nipples Stimulated

Although the breasts and nipples have long been considered to be among the human body's biggest erogenous zones, surprisingly little research attention has been given to the role that these body parts play in sexual arousal. For instance, are men and women similar or different when it comes to enjoyment of and desire for breast and nipple stimulation? Also, is this activity something that people tend to feel comfortable requesting during sex? Check out the infographic below for a look at what we know about attitudes toward breast and nipple action in the the bedroom. 

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How Do College Students Define Sex?

How Do College Students Define Sex?

What does it actually mean to "have sex?" It depends who you ask. According to a new study published in the Journal of Sex Research, there is some pretty incredible variability in how college students personally define the term sex. There certainly seems to be a lot of agreement that things like vaginal and anal intercourse count as sex; however, students appear to be very split on whether things like oral sex and mutual masturbation count. It's also important to note that even behaviors such as breast stimulation and cybersex are viewed as sex by some folks. Check out the infographic below to learn more.

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Video: The Science of Boobs

Video: The Science of Boobs

Breasts are an important part of human anatomy for multiple reasons. Beyond helping to sustain life, they also play a role in sexual arousal for women and men alike. In addition, human breasts are quite distinct in nature compared to those of other species, making breasts a defining aspect of human beings. To learn more, check out the video below entitled (appropriately enough) The Science of Boobs, brought to us by our friends over at ASAP Science.

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