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Prenatal Development

What you might expect at each stage of your pregnancy: week by week, by month, and by trimester.

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First TrimesterSecond TrimesterThird Trimester

First Trimester

Welcome to the wondrous world of pregnancy! Here’s what could be going on with you and your baby as you start your nine-month journey.

Find out the best first trimester pregnancy tips from Enfamil and learn how to manage common first trimester issues to keep yourself comfortable.
First Trimester Pregnancy Tips
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Learn about managing cravings and if prenatal supplements can help with your pregnancy cravings.
5 Ways to Manage Pregnancy Cravings
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Learn all about healthy pregnancy weight gain and your nutrition needs with a baby on board.
Healthy Pregnancy Weight Gain
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Read about tips to get the sleep during pregnancy that you and your baby need.
Sleep During Pregnancy: Get the Rest You Need
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First Trimester of Pregnancy Week by Week

Learn more about the first week of pregnancy.
1 Week Pregnant: Week-by-Week Guide
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Check our weekly guide to learn about baby size, body changes & other 2nd week of pregnancy developments.
2 Weeks Pregnant: Week-by-Week Guide
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Learn about baby size, body changes & other week 3 pregnancy developments.
3 Weeks Pregnant: Week-by-Week Guide
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Learn more about what happens in the fourth week of pregnancy.
4 Weeks Pregnant: Week-by-Week Guide
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Pregnancy Month by Month in the First Trimester

Learn more about what you can expect during month one of pregnancy.
1 Month Pregnant - What to Expect
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Discover the exciting ways your body and baby are developing during your second month of pregnancy.
2 Months Pregnant - What to Expect
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Discover the exciting ways your body and baby are developing during your third month of pregnancy.
3 Months Pregnant - What to Expect
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Second Trimester

Explore some of the exciting new changes that could happen to you and your baby during your pregnancy’s midpoint.

Find out from the experts at Enfamil about common pregnancy symptoms in the second trimester, and tips to help you ease discomfort.
Second Trimester Pregnancy Tips
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Find out which common prenatal tests you'll experience at the doctor's office.
Prenatal Tests
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Learn more and get smart and simple tips for pregnancy heartburn.
Pregnancy Heartburn Prevention & Relief
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Discover the benefits of exercising while pregnant, for both you and your baby.
The Benefits of Exercising While Pregnant
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Discover more about round ligament pan causes and treatments.
What Is Round Ligament Pain During Pregnancy?
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Second Trimester of Pregnancy Week by Week

Check out Enfamil’s weekly guide to learn about baby size, body changes & other week 13 pregnancy developments.
13 Weeks Pregnant: Week-by-Week Guide
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Read more about 14 weeks pregnant.
14 Weeks Pregnant: Week-by-Week Guide
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Learn about baby size, body changes & other week 15 pregnancy developments.
15 Weeks Pregnant: Week-by-Week Guide
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Learn more about week 16 of pregnancy in our weekly pregnancy guide.
16 Weeks Pregnant: Week-by-Week Guide
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Pregnancy Month by Month in the Second Trimester

Discover the exciting things you may expect in your fourth month of pregnancy and second trimester.
4 Months Pregnant - What to Expect
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Check out what could be in store for you & your baby this month.
5 Months Pregnant - What to Expect
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Find out what could be on the horizon for you and your baby during your sixth month of pregnancy.
6 Months Pregnant - What to Expect
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Third Trimester

You’re in the home stretch! Let’s take a look at what you and your baby could be experiencing as you get ready to meet your little one.

Learn strategies for how to deal with anxiety during pregnancy here.
How to Deal with Anxiety During Pregnancy
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Learn about pregnancy edema with Enfamil.
Pregnancy Swelling: How to Relieve Puffiness
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Learn about 5 simple steps you can take during pregnancy to help feeding your baby go more smoothly—straight from new moms.
Preparing for Baby: A Checklist for Feeding Success (Not Stress)
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Learn more about this exciting stage.
What is "Quickening" in Pregnancy?
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Third Trimester of Pregnancy Week by Week

Explore this weekly guide to learn about baby size, body changes and other week 25 pregnancy developments.
25 Weeks Pregnant: Week-by-Week Guide
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Explore this weekly guide to learn about baby size, body changes and other week 25 pregnancy developments.
26 Weeks Pregnant: Week-by-Week Guide
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Explore this weekly guide to learn about baby size, body changes and other week 27 pregnancy developments.
27 Weeks Pregnant: Week-by-Week Guide
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Learn more about week 28 of pregnancy.
28 Weeks Pregnant: Week-by-Week Guide
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Pregnancy Month by Month in the Third Trimester

Learn more about what you could expect during your seventh month of pregnancy.
7 Months Pregnant - What to Expect
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Find out what changes may be in store for you and your baby during your eighth month of pregnancy.
8 Months Pregnant - What to Expect
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Learn more about what you might expect at nine months pregnant.
9 Months Pregnant - What to Expect
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Explore Other Pregnancy Topics

Prenatal Nutrition

Here's what you need to know about pregnancy nutrition and nourishing your baby's healthy growth and development.

Pregnant mom eating yogurt with granola and fruit

Planning for Baby

We've got everything you need for planning for your baby and giving birth.

Pregnant woman scrolling on her phone with her laptop open in front of her

Recipes

These recipes are packed with important nutrients you and your baby need during pregnancy.

Pregnant woman chopping food

Workouts

In addition to managing a healthy weight and reducing stress, exercising during pregnancy can help reduce the time of recovery after delivery. Find expert workout videos to help get you going.

Pregnant mom doing yoga

Labor and Delivery

Learn about labor and delivery with Enfamil. Explore articles on what to expect during labor and delivery and start preparing for the arrival of your little one today.

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