Ovulation Calculator
Estimate your most fertile days
Your Fertility Results
Your Estimated Fertile Window
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To
This is the period when intercourse is most likely to result in pregnancy.
Estimated Ovulation Date
Ovulation is when an egg is released. Conception is possible for about 12-24 hours after.
Your Fertility Calendar
Helpful Tips & Disclaimer
This calculator provides an estimate based on regular cycles. Actual ovulation can vary due to stress, illness, or cycle irregularities. For precise tracking, consider methods like basal body temperature (BBT) charting or ovulation predictor kits (OPKs). Always consult a healthcare provider for personalized advice.
- Track your basal body temperature (BBT) each morning before getting out of bed. A slight increase often indicates ovulation has occurred.
- Notice changes in cervical mucus; it typically becomes clear, stretchy, and slippery (like egg whites) approaching ovulation.
- If trying to conceive, regular intercourse (every 1-2 days) during the fertile window increases chances.
- Maintain a healthy lifestyle: balanced diet, regular exercise, adequate sleep, and stress management can support cycle regularity.
Clicking the button downloads an .ics file containing your estimated fertile window and ovulation day.
You can import this file into most calendar applications (like Google Calendar, Apple Calendar, Outlook Calendar) to see these dates alongside your schedule. Simply open the downloaded file or look for an "Import" option in your calendar's settings.