African men who underwent circumcision not only reduced their risk of contracting HIV infection, they also were significantly less likely to be infected with herpes simplex virus-2 (HSV-2) – also…

An international randomized clinical trial has shown that the vaccine Gardasil, which arms the immune system against four strains of the human papillomavirus (HPV), can reduce the incidence of anogenital…

For decades, the nation’s pornographic film industry found a happy, largely accepting home in Los Angeles.

Producers operated lucrative businesses in anonymous office parks in the San…

Problems with the correct use of the male condom, such as not wearing a condom throughout sex or putting it on upside down, are common in the…

Findings from the largest nationally representative study of sexual and sexual-health behaviors ever fielded, conducted by Indiana University sexual health…

Men who have the allergic skin condition eczema may have a higher risk of erectile dysfunction than other men, a new study finds.

The study, of nearly 4,000 Taiwanese men with…

Federal health experts are now recommending that all boys be routinely vaccinated against human papillomavirus, or HPV.

The vaccine already has been recommended for girls and young women since 2006…

Newly divorced middle aged women are more vulnerable to contract HIV and other sexually transmitted diseases, according to Christopher Coleman, PhD, MPH, RN, associate professor at the University of Pennsylvania…

The ideal male contraceptive would be inexpensive, reliable, and reversible. It would need to be long acting but have few side effects. New research published in BioMed Central’s open…

Oral HPV infection is more common among men than women, explaining why men are more prone than women to develop an HPV related head and neck cancer, according…

Porn stars in Los Angeles will be legally required to wear condoms during film shoots after the city council voted on Tuesday to mandate their use, despite a threat by…

Some adolescent girls who get the HPV vaccine to prevent cervical cancer wrongly think they no longer need to practice safe sex, U.S. researchers said on Monday.

The study, published in…

One in 13 teenage girls, aged 14 to 20, reported having a group-sex experience, with those young women more likely to have been exposed to pornography…

A new study from the University of New Hampshire Crimes against Children Research Center finds declines in two kinds of youth Internet sexual encounters of great…

A new study has found that alcohol consumption directly impacts a person’s intention to have unsafe sex. In other words, the more you drink, the stronger becomes your intention…

Many young women who steer clear of alcohol while they’re in high school may change their ways once they go off to college. And those who take up…

Voters in the city of Los Angeles, home to the nation’s porn industry, could be asked next year whether condoms should be required in adult film…

Germany will offer every victim of child sex abuse 10,000 euros ($13,000) worth of therapy from a 100 million euro fund set up to address a scandal centered on…

The digital age has left men’s nether parts in a squeeze, if you believe the latest science on semen, laptops and wireless connections.

In a report in the…

Men may think about sex more often than women do, but a new study suggests that men also think about other biological needs, such as eating…

In this week’s PLoS Medicine, Mona Loutfy of the University of Toronto, Canada and colleagues report their study examining experiences of stigma and coping strategies among HIV-positive women in Ontario,…

When it comes to in vitro fertilization, well-fed sperm are happy sperm, according to a new study that found what men eat (and drink) is linked to the chances…

The more often older married individuals engage in sexual activity, the more likely they are to be happy with both their lives and marriages, according to…

A new study suggests that sex during adolescence can have lasting negative effects on the body and mood well into adulthood, most likely because the activity…

The unfolding news involving allegations at Penn State University underscores the fact that child sexual abuse affects all segments of society and is one of the…