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.

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 ...

The timing of your first period offers important clues about your hormonal health and future fertility. Whether menarche occurs early or late, it may indicate underlying hormonal health, affecting ...

I remember the shock of getting my first period, and my mom reassuring me at the time by telling me that pretty much every woman you see walking down the street experiences periods, too. But, being ...

Renita White, MD, is an obstetrician/gynecologist at Georgia Obstetrics and Gynecology in Atlanta, Georgia. Her areas of expertise include fibroids, irregular vaginal ...