Pregnancy Calculator
Calculate your due date, current pregnancy week, trimester, and key milestones from your last menstrual period (LMP). Track your pregnancy journey week by week.
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How to Use the Pregnancy Calculator
- Enter the first day of your last menstrual period (LMP).
- Adjust cycle length if different from the standard 28 days.
- View your due date, current week, trimester, and progress.
- Scroll through key milestones and development timeline.
Features
- Due date calculation using Naegele's rule (adjusted for cycle length)
- Current week and day tracking
- Trimester identification with progress bar
- 17 key pregnancy milestones with descriptions
- Estimated conception date
- 100% client-side -- no data sent to any server
Disclaimer
This calculator provides estimates based on Naegele's rule. Actual due dates may vary. Consult your healthcare provider for accurate dating.
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Disclaimer: This tool is provided as-is for informational and educational purposes only.