Menarche: First menstrual period, or menarche, occurs at approximately 13 years of age on average in the United States. It is not usually considered late until age 15-16. If otherwise healthy, she should be ok.
Answered 9/26/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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