Convention: By convention, pregnancy dates are calculated based on your last menstrual period. In a 28 day cycle ovulation happens on day 14. When told you are 6 weeks pregnant, that means you ovulated 4 weeks ago. This explains why intercourse 4 weeks ago led to your pregnancy.
Answered 12/25/2012
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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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