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.

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

Girls in the U.S. are getting their first menstrual period about 6 months earlier on average than they did in the 1950s and '60s. And the number... Girls are getting their first periods earlier.

As an adolescent, talking about getting your period for the first time with your mom or the mother figure in your life has never been easy, but now, thankfully, there are a plethora of resources to ...