Despite the fact that it has long been a major concern for men, an evidence-based definition for premature ejaculation has not existed until now. In October 2007, the International Society for Sexual Medicine (ISSM) gathered the world’s leading sexual health experts to develop an evidence-based definition of premature ejaculation.

Losing weight may help resolve erectile dysfunction in obese men, according to research presented today at the 103rd Annual Scientific Meeting of the American Urological Association (AUA).

Recent advances in the delivery of radiation therapy for prostate cancer are fueling a new trend of providing higher radiation doses over shorter periods of time. But does the daily increase in radiation lead to more sexual dysfunction than the conventional dose? New research by physicians at Fox Chase Cancer Center says it does not.

A long-term study found that a type of stem cell transplant used for patients with life-threatening diseases, such as leukemia and lymphoma, results in decreased sexual function and activity for recipients. Further, males are likely to recover from these changes over time, while the sexuality of female patients remains compromised.

The first study to look at sexual function in very long-term female survivors of genital-tract cancer found that these women were pleased with the quality of their cancer care but less satisfied with the emotional support and information they received about dealing with the effects of the disease and treatment on sexuality.

A newly developed group of plastics that release nitric oxide (NO) - a molecule that influences body functions ranging from sexual function to communication among nerves - may have broad uses in medicine, scientists are reporting in an article scheduled for the April 4 issue of the Journal of the American Chemical Society, a weekly publication.