Infertility :: Cow infections could provide clue to preventing infertility in women

Researchers at the Royal Veterinary College, London, have made a significant breakthrough in their understanding of how infection of the uterus damages fertility in cows. Their findings, which show that common uterine infections can damage the ovaries, may provide insights into how to treat infections such as Chlamydia in humans.

Family Planning :: New USAID grant helps Georgetown meet unmet family planning needs worldwide

Building upon two decades of developing highly effective, easy-to-use fertility awareness-based methods of family planning and introducing them worldwide, the Institute for Reproductive Health (IRH) at Georgetown University Medical Center has been awarded a five-year, $38 million grant by the U.S. Agency for International Development (USAID) to expand access to these methods and ensure their sustainability in developing countries.

Contraception :: New male contraceptives successful in humans

Pills, sponges, IUDs, diaphragms– women have many options for planning their fertility, none of them quite perfect. But what if men want to help out? They have only two options — vasectomy, which is usually permanent, and condoms, which are crucial for dating but get old in long-term relationships. Will men ever have a way to reliably make sure that nobody is every calling them “Daddy” before they are ready?

Fertility :: Male voice pitch predicts reproductive success in hunter-gatherers

Deeper voice pitch predicts reproductive success in male hunter-gatherers, according to a new study from researchers with Harvard University, McMaster University and Florida State University. This is the first study to examine the correlation between voice pitch and child bearing success, and the results point to the role of voice pitch in Darwinian fitness in humans.