Periods: Depend on multiple factors. They are determined in part by inheritance. They also depend on how recently the girl started having periods, stages of puberty, hormones, medications, weight, exercise, body fat, nutritional status, illnesses, pregnancy, stress, etc.
Answered 12/13/2013
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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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