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

Jessica Biel wants to get people talking about periods. Her new book, A Kids Book About Periods, which comes out today, aims to help parents kick off that sometimes awkward but important conversation ...

Preparing your child for their first period—and roughly 40 more years of menstruation that follow—can feel like a big responsibility. But this milestone doesn't have to be overwhelming or awkward. In ...

Your period could be crampin’ your style — and your future health. Girls are reaching puberty faster than previous generations, a phenomenon perplexing researchers. The average age of the start of ...

Getting your first period after childbirth is a step in your body’s recovery process. The answer to this depends on several factors, including whether you're breastfeeding and how your body is ...

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 ...

The age you got your first period, also called menarche, is one of those milestones people remember forever. It feels loaded with meaning, and for good reason. Hormones, growth, fertility, and the ...

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 ...