Pfizer Inc. said on Wednesday it is considering an over-the-counter form of its Viagra anti-impotence drug as it faces tough competition from Eli Lilly and Co.‘s longer-acting Cialis treatment.

“As with…

Two UK surveys, 10 years apart, indicate that there’s been a substantial increase in the rate of condom use, particularly among young people. However, condom use is inconsistent among…

Nearly everyone in the US has sex before marriage, a new survey shows.

And contrary to popular belief, chastity before one’s wedding day was a rarity in the 1950s and early…

Sildenafil and other “impotence drugs” that boost the production of a gassy chemical messenger to dilate blood vessels and produce an erection now also show promise in unmasking cancer cells…

The first human trial of gene transfer therapy for erectile dysfunction (ED) indicates that gene therapy that lasts for months and eliminates the patient’s need for on-demand drugs (such as…

Eighty-six percent of the recent decline in U.S. teen pregnancy rates is the result of improved contraceptive use, while a small proportion of the decline (14%)…

A reproductive medicine specialist at the University at Buffalo has shown that a new compound may improve the fertility of tobacco smokers who have low sperm count and low percentage…

British scientists say a male contraceptive pill could be on the market within five years.

The scientists at Kings College London have developed a male contraceptive pill…

Hens with bigger fleshy crests on their heads get more sex and larger quantities of sperm from dominant male roosters, according to a new study.

While many studies have shown…

A dioxin toxin contained in the herbicide Agent Orange affects male reproductive health by limiting the growth of the prostate gland and lowering testosterone levels, researchers at UT Southwestern Medical…

Erectile dysfunction (ED) medications known as Phosphodiesterase type 5 (PDE-5) inhibitors have been used by millions of men as safe and effective management options associated with high rates of…

The first ever catalogue of the different types of proteins found in sperm could help reveal the origins of sex and explain some of the mysteries of…

Human papillomaviruses (HPV) are the most common sexually transmitted infections in the United States, and certain “high risk” types have been shown to cause cervical cancer. Despite recent advances…

We have often heard that a new male contraceptive is “five to ten years” away. But are we getting any closer? The answer may finally be “yes.” This week marked…

A new survey in the United States has revealed that the majority of American adults, regardless of their political affiliation, support a more balanced approach to sex education in schools.

According to…

The loss of an erection during sex is more than disheartening. If associated with condom use, it can contribute to risky sexual behavior that could potentially harm both…

One of Britain’s top psychiatrists has been brought before the General Medical Council (GMC) over allegations about his fitness to practice.

Dr. Russell Reid, a consultant psychiatrist and a…

Some herbal supplements popular with South Korean tourists to the North seem to work in boosting men’s sexual prowess but have alarmingly high levels of toxic additives, a…

Homosexuality is quite common in the animal kingdom, especially among herding animals. Many animals solve conflicts by practicing same gender sex.

From the middle of October until next summer the Norwegian Natural…

Stress, such as that brought on by parental separation and absentee fathers, fast tracks puberty, say researchers in the Journal of Epidemiology and Community Health.

But the failure of politicians, teachers and often…

The New York Times on Tuesday examined contraceptive options in the U.S., where 60% of unplanned pregnancies occur among women who use contraception.

Some contraceptive devices - such as cervical caps,…

Using data from a standard health screening questionnaire, researchers in the UK say they have found that one in ten men had paid for sex.

The survey…

Obese men are more likely to be infertile than their slimmer peers, according to the first study to look at whether a man’s weight influences a couple’s fertility.

Every excess 10 kilograms,…

If advice is cheap, ART -  assisted reproductive technology -  is not, and the difference in cost has a significant effect on the treatments pursued by infertile couples in the…

A substantial percentage of men who have homosexual sex still consider themselves “straight,” a survey of New York City men suggests.

The findings imply that doctors should…