Women in one of Colombia’s poorest neighborhoods last week began receiving no-cost contraceptives drugs and surgical procedures, after the country’s Congress this fall passed a law guaranteeing access to the services…

A proposed sex education program for Needham, Mass., public schools would expand instruction to more grades and add lessons on relationships in the age of social media, the…

Lesbian, gay and bisexual (LGB) adolescents are about 40 percent more likely than other teens to be punished by school authorities, police and the courts, according to a…

Scientists have discovered that the alteration of a single gene could cause some male embryos to develop as females.

The breakthrough will improve diagnosis and clinical management of patients…

Could making child pornography legal lead to lower rates of child sex abuse? It could well do, according to a new study by Milton Diamond,…

Reduced male fertility may be making it even harder for couples to conceive and be contributing to low birth rates in many countries, reveals a new European Science…

Infertility is probably the last thing on teenage boys’ minds. However, a new study out of Brazil suggests that early treatment of a common testicular condition could preserve future fatherhood…

Liberal Catholics, AIDS activists and health officials on Sunday welcomed Pope Benedict’s comments that using condoms may sometimes be justified to stop the spread of the disease.

“It is a…

Scientists have discovered 30 new genes that control the age of sexual maturation in women. Notably, many of these genes also act on body weight regulation or biological…

Women who suffered sexual or physical abuse as children are more likely to abuse alcohol than are others, according to a new study of 3,680 women.

The…

The increase in the legal age of sexual consent from 14 to 16 years in 2008 may not be protecting those…

Researchers from Boston University School of Medicine (BUSM) have found that both physical and sexual abuse history were positively associated with a higher incidence of uterine…

Females are more likely to have an unprotected first sexual encounter than their male counterparts.

This finding was a surprise to Nicole Weller, an Arizona State University graduate student…

South African census workers will be supplied with condoms when they visit millions of households next year, raising criticism about sending the wrong message over what they should be doing…

Whoever invented the ‘laptop’ probably didn’t worry too much about male reproductive health.

Turns out, unsurprisingly, that sitting with a computer on your lap will crank up the temperature of your…

Obesity is one of the reasons why a large number of people suffer from many health diseases. Being obese or too fat than the body needs can lead to…

If you believe the ads from drugmakers such as Solvay Pharmaceuticals, you might well think that getting a testosterone prescription is the key to save a faltering sex life in…

If it applies to rats, does it apply to humans? According to a study published in Psychological Science, male rates raised with more female litter mates are less active sexually in…

How can women improve their sex drive? According to recent results published in the Journal of Sexual Medicine by APS member Cindy Meston - take a placebo.

Meston, at the University…

A new study suggests that nearly one in ten teens have same-sex partners - almost twice as many as previous research found.

According to a 2002 study of…

South Africa’s sex business did not see any spike in activity during the soccer World Cup and the male patrons who participated in the trade practiced safe…

In the largest human study to date on the topic, researchers have uncovered evidence of the possible influence of human sex hormones on the structure and function of…

U.S. teens are not as reckless as some people might think when it comes to sex, and they are much more likely to use condoms than people over 40,…

There’s evolution at work when she wants to cuddle after sex (and he, well, doesn’t).

That’s the conclusion of a new study, “Sex Differences in Post-Coital Behaviors in Long-…

Nearly one in five gay and bisexual men in 21 major U.S. cities are infected with HIV, and nearly half of them do not know it,…