Pregnancy Due Date Calculator
Clinical gestation timeline calculator using Naegele rule for mothers and healthcare providers.
How to Use Pregnancy Due Date Calculator (Step-by-Step)
- Select first day of last menstrual period (LMP)
- Adjust average cycle length
- View your pregnancy calendar
Key Features & Capabilities
- ✓ Estimated delivery due date
- ✓ Current week and trimester
- ✓ Countdown days remaining
Technical Specifications & Privacy Guarantee
Frequently Asked Questions about Pregnancy Due Date Calculator
What medical rule is used to estimate the due date?
Based on clinical Naegele's rule, calculating 280 days (40 weeks) from the first day of the last menstrual period.
Does it display current gestational age and trimester?
Accurately details gestational age in weeks and days, pinpointing the active trimester.
Does it adjust for variable menstrual cycle lengths?
Allows customizing cycle lengths between 21 and 35 days for improved due-date precision.
Is this a substitute for clinical ultrasound examination?
Provides an accurate reference timeline; clinical obstetric ultrasound remains the definitive diagnostic standard.
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