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Calculate important pregnancy dates and milestones
The Pregnancy Calculator can estimate a pregnancy schedule based on the provided due date, last period date, ultrasound date, conception date, or IVF transfer date.
Pregnancy typically lasts about 40 weeks (280 days) counting from the first day of your last menstrual period. However, the actual time from conception to birth is approximately 38 weeks (266 days).
Note: This calculator provides estimates only. Always consult with your healthcare provider for the most accurate dates and personalized pregnancy care.