Are Men Evolutionarily Wired To Stay Away From Their Friends’ Wives?

Research has found that when heterosexual men are around an attractive woman, they experience a natural increase in testosterone and, sometimes, become more prone to engaging in physically risky behaviors. For instance, one study found that when male skateboarders performed in front of a female observer, they experienced elevated testosterone levels and attempted more dangerous stunts that increased their likelihood of crashing.¹ Scientists theorize that this spike in testosterone leads men to engage in sexual displays that "demonstrate their value" or manliness. So does this happen every time heterosexual men are in the presence of the other sex? According to a new study published in Human Nature, this increase in testosterone does not occur when men interact with a woman they know is already committed to one of their friends.

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What Is The Role Of Testosterone In Male And Female Desire For Masturbation And Sex?

Sexual scientists have long believed that testosterone plays an important role in generating sexual desire. Just consult any Human Sexuality textbook and you’ll likely find a lengthy section talking about this hormone’s role in producing both male and female sexual interest and arousal. However, recent research is challenging some of our most widely held beliefs in this area. In particular, the idea that there is a positive, linear association between testosterone and desire (i.e., that increases in testosterone necessarily correspond to increases in desire) does not seem to hold up. In addition, this hormone may have somewhat different sexual effects in men and women.

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Have Scientists Really Found The Next Viagra?

There was a recent media frenzy about a new study suggesting that the hormone oxytocin may improve male sexual desire and functioning. Among some of the more provocative headlines I came across were “Oxytocin could be new Viagra” and “Forget Viagra, the 'Cuddle drug' could be the new way to boost performance in the bedroom.” These and numerous other headlines around the world made very bold claims about oxytocin’s ability to enhance men’s sexual abilities. But were they justified? A closer look at the research reveals yet another case of the media jumping the gun and making sensationalized claims that go far beyond the available science.

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What Do Men and Women Focus On When They Watch Porn? The Answer Will Probably Surprise You

When someone watches pornography, what is it that first captures their attention? Most people would probably guess the actors’ bodies and/or genitals, especially if they’re talking about male porn viewers. Although this would seem to make intuitive sense, is it really the case? According to research, not necessarily.

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