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A 22-year-old female asked:

I just got my period at midnight. should i count it as the 17th or 18th now that it's midnight. i like to be very accurate lol. thanks :)?

1 doctor answer2 doctors weighed in
Dr. Lonna Larsh
Family Medicine 31 years experience
LOL: Doesn't really matter that much. I guess I'd go with the 18th as day 1. Midnight starts a new day!

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Last updated Nov 30, 2014

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