Female sex and higher education are significantly linked to the escalating prevalence of obesity and overweight in Africa, finds one of the largest and most detailed analyses of body weight trends in ...

Bonds between same-sex individuals help apes and monkeys to manage conflict and strengthen alliances, especially in dry ...

By a woman’s mid-30s, more than half of her eggs contain too many or too few chromosomes — a leading cause of miscarriage, ...

Scientists are making inroads in understanding one of the central mysteries of human reproduction: Why do women’s eggs ...

Researchers at the University of Arizona have received a nearly $3 million grant from the National Institutes of Health to study the impact of phthalates on women’s fertility.

A large-scale analysis of 117 mammal species found that preventing reproduction is associated with longer lifespans, suggesting a strong link between reproductive activity and life expectancy. Why do ...

Men and women are both obsessed with women's breasts, but the genders view them differently. Cup size is just one of several ...

A biotech start-up says the ovaries may hold clues to aging — a finding that could reshape IVF while opening a frontier in ...