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Two-thirds of patients stopped using Uprima, a drug commonly prescribed for erection problems, because they felt it wasn’t effective, according to a large-scale study published in the July…

In a breakthrough that could help improve the treatment of male infertility, scientists have produced mice using sperm grown in the laboratory from embryonic stem cells.

They isolated stem cells from…

Thousands of genes behave differently in the same organs of males and females, researchers reported on Friday, a finding that may help explain why men and women have different responses…

Many of the same things that are good for a man’s heart may also be good for his sex life, new research confirms.

Maintaining a healthy weight, not smoking and getting regular…

Prostitutes in southern India are being given discount shopping cards in return for having regular checks at a sexual health clinic as part of a project to raise HIV/AIDS awareness.

New figures released by the Health Protection Agency show that the number of sexually transmitted infections (STIs) and other conditions diagnosed in genitourinary medicine (GUM) clinics in the UK increased…

Under a new ruling by the California Supreme Court, a person who has reason to believe he or she has HIV may be sued…

The number of sexually transmitted infections (STIs) diagnosed in the UK continued to rise in 2005, with syphilis showing a 23 percent increase, the Health Protection Agency said on Tuesday.

Cases…

Psychological treatment for adult sex offenders can reduce reoffending rates but does not provide a cure, say experts in an editorial in this week’s BMJ.

Sexual offending is a…

Born gay or made gay? Or is it not that simple? The nature-versus-nurture debate remains a hot topic in discussions of homosexuality, so the Dana Centre…

New research says that boys have a greater chance of becoming gay if they have older brothers.

A man’s sexual orientation appears to be determined in the womb, a new study suggests.

Past research by Dr. Anthony F. Bogaert of Brock University in St. Catherines, Ontario and…

Men with breathing problems during sleep may commonly suffer from erectile dysfunction (ED) as well, a small study suggests. Researchers found that of 30 men with the breathing disorder sleep…

According to new research a hormone that relaxes women during childbirth and breastfeeding has other uses.

It seems a small squirt of oxytocin lowered stress levels in both men and…

It may be possible to protect the testes of cancer patients against the loss of fertility caused by chemotherapy, a scientist told the 22nd annual conference of the…

Leaders of the World Health Organization (WHO) and UNFPA, the United Nations Population Fund, are coordinating action to reverse the global trend of deteriorating levels of sexual…

Iranian scientists have linked a chemical that plays an essential role in many bodily functions to sperm DNA damage and male infertility, the 22nd…

Since the Food and Drug Administration gave Viagra® (sildenafil) its approval in 1998, “erectile dysfunction” has become a household term -  probably to the chagrin of many…

In the latest issue of Psychology of Women Quarterly, researchers find that men rate themselves and the women they just interacted with higher on sexual traits, such as flirtatiousness,…

Following a level off in 2004, early syphilis cases (infections contracted within the past year) in L.A. County climbed steeply in 2005, reaching 1,217 total cases - a 40% increase…

The Vatican’s newspaper on Friday criticised the government of the Tuscany region in Italy for deciding to provide free hormone treatment for patients undergoing sex change operations.

L’Osservatore Romano called the…

A virus called CMV, for cytomegalovirus, is the most common cause of uterus infections, but its impact on pregnancy outcomes is not fully understood. Now, Japanese researchers have linked it to…

Testing people for the genital herpes virus, and encouraging them to tell their partners the results, may help control the spread of the infection, new study findings suggest.

It’s estimated…

Teenage girls commonly have sex not because they want to, but because they feel pressured into it - and the result may be a higher risk of sexually transmitted…

Researchers in the U.S. say that even though men are able to father children well into old age, the quality of the sperm…