Letter M

Menarche

The time in a girl's life that menstruation first begins.

During the menarche period, menstruation may be irregular and unpredictable.

Mood, weight, activity level, and growth rate may fluctuate with the hormone levels as well.

Synonymous with female puberty.

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It does not replace the advice of a physician, pharmacist or other healthcare professional.
It does not represent a prescription of drugs, diagnostic exams or therapies.
In case of symptoms, doubts or concerns about your health, always consult a qualified physician.

In case of emergency call 911 (US) or 112 (EU).