•  Due Date Calculator •  Guide to Fetal Development •  Pregnancy Calendar •  Pregnancy Center

Find out what to expect each week with our guides to pregnancy and fetal development. As you'd expect, we cover nutrition and fitness, ways to deal with pregnancy symptoms, and when to expect routine medical tests.

Plus, we explore the pregnancy experience -- telling the boss, traveling, new parents' fears, keeping a journal, learning to care for a newborn, and much more. Enjoy!

The First Trimester	The Second Trimester	The Third Trimester
•Weeks 1 to 3 •Week 4 •Week 5 •Week 6 •Week 7 •Week 8 •Week 9 •Week 10 •Week 11 •Week 12 •Week 13	•Week 14 •Week 15 •Week 16 •Week 17 •Week 18 •Week 19 •Week 20 •Week 21 •Week 22 •Week 23 •Week 24 •Week 25 •Week 26	•Week 27 •Week 28 •Week 29 •Week 30 •Week 31 •Week 32 •Week 33 •Week 34 •Week 35 •Week 36 •Week 37 •Week 38 •Week 39 •Week 40

According to medical convention, pregnancies are dated from the first day of a woman's last menstrual period -- about two weeks before she was even pregnant. That's why the pregnancy dating is always two weeks ahead of the actual age of the embryo or fetus.

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