Fertility 101

Knowledge is power — and understanding your body can make TTC feel less overwhelming. Explore helpful tips to feel more in control

Flat illustration of a wide blue river of fertile days winding across the frame with sperm swimming along it toward a single bright burst of light that a woman reaches up to, with a stopwatch half-submerged nearby.

How Long Does Ovulation Last? Egg, Window and O...

Ovulation is over in a moment, the egg lasts about a day, and the fertile window runs to six days. Here is what the studies actually say, day by day.

How Long Does Ovulation Last? Egg, Window and Odds by Day

Ovulation is over in a moment, the egg lasts about a day, and the fertile window runs to six days. Here is what the studies actually say, day by day.