Interactive Tool: When Are You Most Fertile?

What's next?

If your periods are irregular, this calculator is not a good way to predict your ovulation dates. Do not use this tool to prevent pregnancy. For more information, see the topics Pregnancy and Fertility Problems. If you are looking for information on birth control, see the topic Birth Control.

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Author:	Kathe Gallagher, MSW	Last Updated: February 23, 2007
Medical Review:	Adam Husney, MD - Family Medicine Tom Bailey, MD - Family Medicine
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