Fact or Fiction - Is the average age at first menstrual period for American women is 12 years old?

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Watch the latest Fact or Fiction video to learn the average age at which American girls have their first period.
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Summary

A data story from the National Center for Health Statistics

Author: NCHS

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Source: National Survey of Family Growth

https://www.cdc.gov/nchs/data/nhsr/nhsr146-508.pdf

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Content Source:
National Center for Health Statistics