Title: Pregnancy Guide, Stages of Pregnancy, Fetus Growth
Headings: Week-by-Week Pregnancy Guide
Week-by-Week Pregnancy Guide
Trimester One - Weeks One through 12
First Trimester Fetal Development
Trimester Two - Weeks 13 through 27
Second Trimester Fetal Development
Trimester Three - Weeks 28 through 40
Third Trimester Fetal Development
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Content: As the due date approaches, fetal development involves finishing touches that allow the fetus to survive outside the womb. Third Trimester Fetal Development
Week 28: The fetus's eyes open, and the eye color is established. The fetus may sleep for about 30 minutes at a time. Week 29: As the fetus begins to store iron, calcium, and phosphorus, its bones grow stronger and its movements become more vigorous. Week 30: From weeks 30 to 37, the fetus gains about a half a pound each week. The fetus practices breathing by moving the diaphragm. Week 31: