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Interactive Tool: When Are You Most Fertile? - What do the results tell me?

Your "fertile window" is up to 6 days long, once a month. It includes:

  • The day you ovulate. This is when you have the best chance of becoming pregnant. (A human egg usually lives for only 12 to 24 hours after ovulation. This is why you are not likely to get pregnant by having sex a day after you ovulate.)
  • The 5 days before ovulation. This is because sperm can live in a woman's body for 3 to 5 days after sex. When an egg is released, one of these sperm is ready to fertilize it.

If you want to become pregnant, try to have sex every day or every other day from your first fertile day to your last fertile day.

Recommended Related to Infertility & Reproduction

Your Guide to Female Infertility

Infertility is the inability to get pregnant after a year of unprotected intercourse.  About 10% of couples in the United States are affected by infertility. Both men and women can be infertile. According to the Centers for Disease Control, 1/3 of the time the diagnosis is due to female infertility, 1/3 of the time it is linked to male infertility, and the remaining cases of infertility are due to a combination of factors from both partners. For approximately 20% of couples, the cause cannot...

Read the Your Guide to Female Infertility article > >

WebMD Medical Reference from Healthwise

Last Updated: May 20, 2013
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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