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How Do I Know I'm Fertile?

Odds are with you -- only about 12 percent of women have trouble getting or staying pregnant, according to the National Center for Health Statistics. Of course, you won't know for sure until you start trying to conceive, but these clues are a good indication that your body is baby-ready.
woman circling date on calendar You know when your period's coming.

Women who get their periods every 24 to 35 days are probably ovulating normally, says Lynn Westphal, MD, a reproductive endocrinologist and an associate professor at Stanford University School of Medicine. "A regular cycle is one of the clearest signs that your hormones are working properly and releasing an egg each month," she says.