How to use the Pregnancy Due Date Calculator

How to use it

1. Step 1.Select the first day of your last menstrual period.
2. Step 2.Review the estimated due date generated by the calculator.
3. Step 3.Use the date as a general planning reference for appointments and milestones.
4. Step 4.Confirm dating with your OB-GYN or midwife, especially if cycle length varies or ultrasound findings differ.

Helpful next steps