A female’s first menstrual period, known as menarche, occurs during puberty. Menstruation indicates that the body is mature enough for reproduction. About 98% of girls begin their periods by age 15.

There's no excuse for being ill-informed about your daughter's health and well-being as a dad. Here are the best ways to ...

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 ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Nancy Redd Nancy Redd is Wirecutter’s health and grooming writer. Her latest ...

If you purchase an independently reviewed product or service through a link on our website, SheKnows may receive an affiliate commission. Roberts’s response was an early iteration of what would become ...

For girls, starting their period is inevitable. But the age when a child’s period begins, called menarche, can tell them a little about their health later in life. Menarche that begins “anytime ...

Period pain and heavy menstrual bleeding are widespread, under-acknowledged, and quietly draining Australia’s economy. New ...