Anti -Vaxxer Named Health Secretary
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No best answer has yet been selected by flump1. Once a best answer has been selected, it will be shown here.
For more on marking an answer as the "Best Answer", please visit our FAQ.Most girls periods last between three and four days, but it would only be viewed as unusual (Menorrhagia) if it went on for more than seven days.
The attached website is excellent.
http://kidshealth.org/parent/growth/growing/menstrual_problems.html