Researchers at the University of Ottawa and the Institute of Hydrobiology of the Chinese Academy of Sciences have discovered a new role for reproductive hormone secretoneurin (SN) and, for the first ...

The female reproductive system includes organs that produce hormones like estrogen and progesterone. Ovaries release one mature egg each month during ovulation. Fallopian tubes transport the egg from ...

Have you ever heard two or more women say they're on the same cycle? This is a common claim among women who live together, for example in a family or as housemates. This idea that people menstruate, ...