A woman's fertility usually begins to decline in her mid-30s. This means the chances of becoming pregnant decreases ...

University of Sheffield and University College London researchers have made the first successful detection of estrogen, ...

Follicle-stimulating hormone (FSH), a glycoprotein secreted by gonadotroph cells of the anterior pituitary, is classically ...

For decades, studying menstruation has posed a problem even the most sophisticated lab equipment couldn’t solve: most lab animals simply don’t menstruate. While menstruation affects roughly half the ...

This study presents a useful inventory of genes that are up- and down-regulated in the mouse small intestine (duodenum and ileum) during the first postnatal month; the data were collected and analyzed ...

The science is unsettled, but researchers say there is cause for concern. Tiny plastic particles like these—called microplastics—are added to some exfoliating skincare gels and can get into the ...