Looking for a week-by-week guide to pregnancy? You're in luck! We've got loads of expert-approved info about each week and trimester, including what's up with your growing baby and what changes to expect for yourself.

Oct 28, 2024 · See our pregnancy weeks to months chart, find out how long a trimester is, and learn how to calculate your due date.

Feb 21, 2023 · Follow your baby's development week by week, from conception to labor, in these amazingly detailed, doctor-reviewed images. 2 weeks: Fertilization At the start of this week, you ovulate .

Jan 22, 2025 · Your baby has a growth spurt between week 14 to about week 18, gaining almost 2 cm (.79 inches) each week. From weeks 19 through 23, your baby grows just over half an inch weekly. From week 24 through the end of pregnancy, your baby averages about 1 cm (.39 inches) in growth each week.

At 5 weeks, your tiny embryo is growing like crazy and you may be noticing symptoms like fatigue. Learn more with our week-by-week guide.

Aug 21, 2024 · At 10 weeks, your baby has grown to the size of strawberry and you may be ready for maternity clothes. Learn about what to expect at 10 weeks with BabyCenter.

Sep 20, 2024 · At 31 weeks pregnant, your baby is the size of a coconut. Use BabyCenter's week-by-week guide to learn more about what to expect at 31 weeks pregnant.

At 4 weeks, your baby is the size of a poppy seed. Use our week-by-week guide to learn about what to expect, baby development, and symptoms at 4 weeks pregnant.

Dec 12, 2024 · If you already know your due date, you can use this pregnancy calculator to see your pregnancy timeline. It will tell you when you'll hit various milestones, and when you may be due for prenatal tests and prenatal visits .

At 39 weeks, your baby is the size of a pumpkin. Learn more about what to expect at 39 weeks with our pregnancy week-by-week guide.