Couple of reasons: If you are having unprotected sex always consider that you could be pregnant. Otherwise most women should realize that during the 40 years or so that most women have periods that they will occasionally be late. No every women every month of every year ovulates on the exact same day. And many women will skip ovulation now and then.
Answered 12/8/2012
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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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