Berkeley -- University of California, Berkeley, researchers have discovered a new actor in the mammalian reproductive system, a hormone that fills a role long suspected, but until now undetected. The ...

The following outlines aspects of the female reproductive system, including the internal and external organs, the menstrual cycle, the egg, and reproductive hormones. The menstrual cycle is a monthly ...

Male hormones regulate bodily functioning. These chemical messengers influence energy, mood, muscle, fat, health, and overall ...

For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that, for most of human history, women most typically conceived their first ...

Doctors explain how reduced daylight, winter stress and low vitamin D can subtly affect reproductive hormones, cycles and ...

Reproductive life events related to sex hormones, including earlier age at menarche, later age at last pregnancy, length of reproductive period, and use of oral contraceptives were positively related ...

BIOLOGY teachers are soon going to be confronted with the problem of bringing up to date text-books on a number of subjects, particularly those which have not previously been well presented to the ...

Once again I am extremely lucky to have this article co-written by a senior graduate student who's an expert on how reproductive hormones act on the brain. Stephanie Koebele is completing her Ph.D.

Winter is a season of quiet transitions. The cooler weather, shorter days and changes in routine bring a noticeable shift in how the body feels and functions. For many women, these changes influence ...

Notably as a spin-off from the petroleum industry, artificial carbon-based chemicals are rife in modern industrialized environments. Many of those organic compounds act as endocrine disruptors, fake ...