Faculty of 1000 reviewers examine a study from New Zealand on whether prolonged exposure to the father's semen protects new mothers against pre-eclampsia and having an undersized baby. [More]

As a new mother herself, Brenda Lohman admits to being shocked by the results of a new study she co-authored. It found that among nearly 1,000 low-income families in three major cities, one in four children between the ages of 11 and 16 reported having sex, with their first sexual intercourse experience occurring at the average age of 12.77. [More]

Members of ‘sexual minorities’ are around twice as likely as heterosexuals to seek help for mental health issues or substance abuse treatment. A model of treatment-seeking behavior, described in the open access journal BMC Psychiatry supports the idea that lesbian, gay and bisexual people may have specific treatment needs. [More]

Men are far more interested in casual sex than women. While men need to be exceptionally attractive to tempt women to consider casual sex, men are far less choosy. These findings by Dr Achim Schützwohl, from the Department of Psychology at Brunel University in the UK, and his team are published online in Springer's journal Human Nature. [More]

HIV infection rates among gay men and other men who have sex with men (MSM) in "some African countries are 10 times that of the general male population, and stigma, poor access to treatment or testing are to blame," according to a Lancet study published online on Monday, AFP/China Post reports. [More]

Daily sex (or ejaculating daily) for seven days improves men's sperm quality by reducing the amount of DNA damage, according to an Australian study presented today (Tuesday) to the 25th annual meeting of the European Society of Human Reproduction and Embryology in Amsterdam. [More]

Two Indiana University studies conducted among nationally representative samples of adult American men and women show that vibrator use during sexual interactions is common, with use being reported by approximately 53 percent of women and 45 percent of men ages 18 to 60. Not only is vibrator use common, but the two studies also show that vibrator use is associated with more positive sexual function and being more proactive in caring for one's sexual health. [More]

Preferences in the race of sexual partners influenced by subtle racism may perpetuate HIV-related health disparities. Black gay men have less choice when it comes to sexual partners than other groups and, as a result, their sexual networks are closely knit. [More]

Couples' treatment for sexual problems and other innovative approaches to improving sexual health for men and women are on the agenda of sexual medicine experts. [More]

A study suggests that school-based prevention programs begun in elementary school can significantly reduce problem behaviors in students. Fifth graders who previously participated in a comprehensive interactive school prevention program for one to four years were about half as likely to engage in substance abuse, violent behavior, or sexual activity as those who did not take part in the program. [More]

According to the results of a national survey conducted in 2008 and released Tuesday, HIV prevalence among South Africans between the ages of 15 and 24 dropped from "a high of 10.3 percent in 2005 to 8.7 percent last year, with the decreases most marked among teenagers," AFP/Google.com reports (AFP/Google.com, 6/9). [More]

For the more than 6 million female cancer survivors living in the U.S. today, the celebration of continued life and love can be interrupted by cancer treatment's side effects, including in the bedroom. Experts at The University of Texas M. D. Anderson Cancer Center offer survivors advice on how to get their relationships back on track. [More]

A program aimed at reducing criminal behavior in juvenile justice teens has yielded a surprising side benefit. The program is also reducing the teens' rate of pregnancy, according to a new study out this week. [More]

The Rwanda Ministry of Youth recently launched a six-month campaign aimed at reducing the trend of cross-generational sex, which some health officials say is contributing to the spread of HIV among young people in the country, the New Times/AllAfrica.com reports. [More]

The number of teenagers contracting HIV and other sexually transmitted infections has increased over the past several years, Singapore's Education Minister Ng Eng Hen said on Thursday, the Straits Times reports. [More]