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.

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Puberty often begins at around 11 years old, although anywhere between about 8 and 14 is considered within the typical range. One of the hallmarks of puberty is getting a first period or beginning ...

Miscarriage is not, as many people assume, a singular event that begins and ends at defined times. Some women describe both miscarriage and the ensuing recovery as a lengthy process that involves ...