Cuba has authorized sex-change operations and will offer them free for qualifying citizens, officials said Friday.
Malaysia's deputy health minister urged every woman in the country to carry a condom to protect against HIV, the virus that causes AIDS, a news report said Sunday.
A survey examining sexual practices of U.S. teens has undercut the notion that many engage in oral sex rather than intercourse to stay "technically" virgins, researchers said on Tuesday.
Estrogen fuels feelings of power and competition in women in much the same way testosterone does in men, researchers said on Wednesday in a study that shows the need to win is every bit as feminine as it is masculine.
For the first time in Chile, a mayor plans to give out free Viagra to men 60 and older in his town to improve their "quality of life" four times a month, according to media reports.
A woman's satisfaction with her sex life appears to have very little to do with the health of her heart and circulation, according to a new analysis of data from the Women's Health Initiative.
Women with lower urinary tract symptoms, or LUTS, are more likely to have sexual problems than women without LUTS, researchers reported here at the annual meeting of the European Association of Urology.
Vitamins known as folates that prevent birth defects when consumed by women also help to keep men's sperm normal, researchers reported on Wednesday.
For men undergoing a fertility check-up, a semen specimen obtained at home rather than in the clinic is adequate for analysis. The results are the same for either collection location, according to a report in the medical journal Fertility and Sterility.
Circumcision does not appear to shield men from the types of sexually transmitted diseases (STDs) common in the developed world, according to new research from New Zealand.