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Menarche (/ m ə ˈ n ɑːr k i / mə-NAR-kee; from Ancient Greek μήν (mēn) 'month' and ἀρχή (arkhē) 'beginning') is the first menstrual cycle, or first menstrual bleeding, in female humans.
Menarche refers to your first period, or your first time menstruating. Most people get their periods between 11 and 14. Signs of menarche include light bleeding, cramping and mood swings.
Menarche is defined as the first menstrual period in a female adolescent. Menarche typically occurs between the ages of 10 and 16, with the average age of onset being 12.4 years.
Menstrual product use: Three to six pads or tampons per day. Menarche typically occurs within 2–3 years after thelarche (breast budding), at Tanner stage IV breast development, and is rare before Tanner stage III development 7. By age 15 years, 98% of females will have had menarche 2.
On average, the menarche age for girls in the U.S. is around 12 or 13 years. The standard age range for menarche is between 11 and 15. However, young women can also experience early menarche (i.e., before 11 years) or delayed menarche (i.e., after 16 years).
Your first menstrual period is called menarche (say "MEN-ar-kee"). It usually starts around age 12. But it may start earlier or later. See your doctor if you have not started having periods by age 15.
Menstruation is a result of puberty. This is when your body becomes capable of reproduction. When your menstrual cycle begins, your estrogen levels increase. That causes the lining of your...
Menarche defines the onset of menstruation, which is a normal physiologic process that occurs at regular monthly intervals. Menarche typically occurs around age 12 but a few years earlier or later is completely normal.
Menarche is defined as the first menstrual period in a female adolescent. Menarche typically occurs between the ages of 10 and 16, with the average age of onset being 12.4 years.
Menarche, the onset of menstruation, is a key developmental marker of a girl’s healthy transition from childhood into young adulthood and an important clinical indicator of girls’ physical, nutritional, and reproductive health 2.