7 Months Pregnant
A look at weeks 25 through 28
Month 7 (weeks 25–28) opens the third trimester. Brain development accelerates and late-pregnancy symptoms emerge.
Key changes this month
- Weeks 25–26: alveoli form and surfactant production begins in the lungs.
- Heartburn and indigestion worsen as the uterus presses on the stomach.
- Glucose tolerance test (100 g) if initial screen was positive.
Weeks in this month
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Textbook averages. Individual variation is wide and this is not medical advice — confirm with your OB.