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    GlossaryMenarche

    first menstrual period in a girl's life

    Menarche is the term used to describe a girl's first menstrual period, marking the onset of reproductive capability. It typically occurs between the ages of 9 and 15 and is influenced by various factors including genetics, nutrition, and overall health. This event signifies a key milestone in puberty and is an important indicator of normal development in adolescent females.

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