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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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research Serenoa Repens as an Endocrine Disruptor in a 10-Year-Old Girl: A New Case Report

4 citations , January 2015 in “Pharmacology”

Serenoa repens may cause early puberty and should be used cautiously in children.

research Precocious Puberty: Isosexual Precocious Puberty and Its Implications

2 citations , January 2000 in “Pediatrics in review”

Early sexual development in children, especially girls, can be treated with hormone therapy to improve adult height and requires support for the child and family.

research Examining the Association of Menarche and Correlates in a Rural Polycystic Ovary Syndrome Population: A Cross-Sectional Study

November 2025 in “Asian Journal of Medical Sciences”

Early menarche may indicate higher risk of severe hirsutism in PCOS patients.

research Multi-Trait Analysis of GWAS: Perceived Youthfulness in the UK Biobank

January 2024 in “Zenodo (CERN European Organization for Nuclear Research)”

The conclusion is that certain traits, including perceived facial aging and BMI, are linked to perceived youthfulness differently in men and women.

research Multi-Trait Analysis of GWAS: Perceived Youthfulness in the UK Biobank

January 2024 in “Zenodo (CERN European Organization for Nuclear Research)”

The conclusion is that certain traits, including perceived facial aging and BMI, are linked to how youthful people look, with some differences between males and females.

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