The onset of menstruation is a pivotal moment for young girls, heralding a time of significant physical and emotional growth.

Girls in the U.S. are getting their first period earlier than in decades past. Researchers say there are multiple factors causing early puberty, including obesity and environmental pollutants. Girls ...

Having periods is normal, but talking about it with your kid might not be. Here's how to do it right, according to doctors.

Add Yahoo as a preferred source to see more of our stories on Google. Dads shouldn't shy away from conversations about their daughters' reproductive health—even if conversations about menstruation are ...

Here’s what you need to know, straight from gynecologists.