Silver Zen Pregnancy Due Date Calculator
Calculate Your Due Date & Pregnancy Milestones
Calculate Your Due Date
First day of your last period
Typical length of your menstrual cycle
About Due Date Calculation
Due dates are estimates based on the first day of your last menstrual period. Only about 5% of babies are born on their exact due date.
Did You Know?
• Most pregnancies last 38-42 weeks
• First pregnancies often go longer
• Due dates can be adjusted by ultrasound
• Only 4% of babies are born on due date
Pregnancy Trimesters
First Trimester (Weeks 1-13)
Rapid development, morning sickness common
Second Trimester (Weeks 14-27)
Energy returns, baby bump appears
Third Trimester (Weeks 28-40+)
Rapid growth, preparation for birth
Common Questions
How accurate are due dates?
About 80% are born within 2 weeks of due date
Can due dates change?
Yes, especially with first ultrasound
When to announce pregnancy?
Many wait until end of first trimester
Important Note
This calculator provides estimates only. Always consult with your healthcare provider for personalized pregnancy care and due date confirmation.
