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Prenatal Development

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Prenatal Development

Find week-by-week development articles and tips and advice on what to expect at each stage of your pregnancy.

Fetal Development Articles

1 Week Pregnant: Week-by-Week Guide

This week you're actually on your period. Your uterine lining is shedding,...

10 Weeks Pregnant: Week-by-Week Guide

This week your baby's face starts to form! Their vital organs and brain are...

11 Weeks Pregnant: Week-by-Week Guide

Your baby's brain now weighs half of their total body weight, and is...

12 Weeks Pregnant: Week-by-Week Guide

All systems go! Most of your baby's internal organs are developed by now,...

13 Weeks Pregnant: Week-by-Week Guide

Welcome to the second trimester! The inner ear - which regulates balance -...

14 Weeks Pregnant: Week-by-Week Guide

Your little one is getting ready for a growth spurt. Hair follicles start...

15 Weeks Pregnant: Week-by-Week Guide

Your baby may start to get active at this point, moving around their arms,...

17 Weeks Pregnant: Week-by-Week Guide

As your baby's brain becomes active, you might start to experience...