A first menstrual cycle usually occurs between the ages of 10 and 16 with the average age of a first period being 12.4 years old. That’s a pretty wide range, so how do you know when your kid needs ...
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.
We independently review everything we recommend. We may make money from the links on our site. Learn more› By Nancy Redd Nancy Redd is Wirecutter’s health and grooming writer. Her latest puberty book ...
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