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Week 1: The Very Beginning

Technically, you're not pregnant yet! This is when your last menstrual period began.

First trimester
Expert guidance
Week 1 guide
Expecting parents reading pregnancy guide together

Week 1 Overview

First trimester - Technically, you're not pregnant yet! This is when your last menstrual period began.

What's Happening This Week

Technically, you're not pregnant yet! This is when your last menstrual period began. Your baby is about the size of a not applicable and amazing developments are taking place. Ovulation hasn't occurred yet

Baby's Development

Ovulation hasn't occurred yet

Your baby is about the size of a not applicable and approximately 0mm long.

What You Might Experience

Common Symptoms

Menstrual period
Normal energy levels

This Week's Important Topics

Start taking folic acid
Healthy lifestyle habits
Track your cycle
Prepare for conception

Week 1 Quick Facts

Baby Size: Not applicable
Length: About 0mm
Trimester: First
Weeks to go: 39 weeks

Important Reminder

Every pregnancy is unique. While this guide provides general information, always consult with your healthcare provider for personalized advice. You're doing amazingly well!