Hard to say: There is not really a way to assess why there are a few days of variation from month to month in the menstrual cycle. This is just how the human body works. If you think you might be pregnant check then check a home pregnancy test. They are cheap, reliable and available at any pharmacy.
Answered 5/8/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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2 doctors weighed in across 2 answers
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