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    Menarche - Wikipedia

    • Menarche is the first menstrual cycle, or first menstrual bleeding, in female humans. From both social and medical perspectives, it is often considered the central event of female puberty, as it signals the possibility of fertility. Girls experience menarche at different ages, but the most common age is 12. Having menarche occur between the ages of 9–14 in th… See more

    Physiology

    Menarche is the culmination of a series of physiological and anatomic processes of puberty:
    • … See more

    Culture

    Menstruation is a cultural as well as scientific phenomenon as many societies have specific rituals and cultural norms associated with it. These rituals typically begin at menarche and some are enacted during eac… See more

    See also

    Puberty
    Gonadarche
    Thelarche
    Menopause, the equivalent opposite change at the end of the child-bearing years… See more

    Further reading

    • Gluckman PD, Hanson MA (January 2006). "Evolution, development and timing of puberty". Trends in Endocrinology and Metabolism. 17 (1): 7–12. doi:10.1016/j.tem.2005.11.006. PMID 16311040. S2CIDSee more

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