Researchers are comparing the way genes are expressed in thousands of sperm-forming cells in mice, macaques and humans to look for similarities and differences. This comparison provides clues about how sperm has evolved in mammals.
New study points to a missed opportunity to improve quality of life for many women with incontinence.
A treatment designed to improve bladder dysfunction could have another use: helping women who struggle to achieve sexual arousal.
Most older Americans are satisfied with their sex lives, but frequency varies by age, health and other factors. And not many consult their doctors about sex-related problems.
A new study finds potential to help adolescents and young adults transition to healthy sex lives after cancer treatment ends.