How long is Pregnancy (Full Term)?

Pregnancy (Full Term): 9 months total across 4 phases.

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Timeline

Total Duration

9 months

Phases

4

Category

Human Development

Full-term pregnancy is 40 weeks (280 days) from last menstrual period. Divided into three trimesters of approximately 13 weeks each.

Phases

First Trimester (Weeks 1-12) 3 months

Implantation, organ formation, morning sickness. Highest miscarriage risk.

Second Trimester (Weeks 13-27) 3 months

Quickening (first movements felt), anatomy scan, energy returns.

Third Trimester (Weeks 28-40) 3 months

Rapid fetal growth, lung maturation, preparation for delivery.

Labor & Delivery 12 hours

Average first labor: 12-18 hours. Subsequent: 6-8 hours.

Disclaimer: This information is for educational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider for medical decisions. If you are experiencing a medical emergency, call 911 (US) or your local emergency number immediately.

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Frequently Asked Questions

How long does pregnancy (full term) last?
Full-term pregnancy is 40 weeks (280 days) from last menstrual period. Divided into three trimesters of approximately 13 weeks each.
What are the phases of pregnancy (full term)?
There are 4 main phases: First Trimester (Weeks 1-12), Second Trimester (Weeks 13-27), Third Trimester (Weeks 28-40), Labor & Delivery.
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