first trimester of pregnancy

Moving During Early Pregnancy May Not Be Best for Baby

A Change of Address During Early Pregnancy May Not Be Best for Baby

New research finds that switching homes during the first three months of pregnancy is tied to an increased risk that a baby will be born prematurely or at a low birth weight.

When Did I Get Pregnant?

When Exactly Did I Get Pregnant?

If you want to find out exactly when you got pregnant, talk with your health care provider. You may not be able to pinpoint the day, but you can usually narrow it down to a week.

Early Pregnancy Signs Before You Miss Your Period

Early Pregnancy Symptoms Before You Miss Your Period

Before you even miss your period, you may have some signs of pregnancy like fatigue, breast tenderness, nausea, mood swings and food aversions. A pregnancy test will confirm.

Morning Sickness

Is Morning Sickness a Good Thing?

While morning sickness may make you miserable in the early months of your pregnancy, it can signal that your baby is healthy and normal, new research shows.

No Alcohol During Pregnancy, Pediatricians Urge

No Alcohol During Pregnancy, Pediatricians Urge

The American Academy of Pediatrics issued a new warning to women, saying that no amount of drinking is safe while pregnant.

1 Week Pregnant: Preparing Your Body for Pregnancy

1 Week Pregnant: Preparing Your Body for Pregnancy

You're 1 week pregnant on the first day of your last menstrual period, even though you haven't actually conceived yet.

2 Weeks Pregnant: Optimizing Your Chances for Fertilization

2 Weeks Pregnant: Optimizing Your Chances for Fertilization

When you're 2 weeks pregnant, your body still has not conceived.

early signs of pregnancy

3 Weeks Pregnant: Spotting the First Signs of Pregnancy

When you're 3 weeks pregnant, your baby is officially beginning to grow inside.

4 Weeks Pregnant: Suspecting Successful Conception

4 Weeks Pregnant: Suspecting Successful Conception

When you're 4 weeks pregnant, your fertilized egg has made its way to your uterus, things are really starting to get interesting.

5 Weeks Pregnant size comparison article

5 Weeks Pregnant: Preparing for a Healthy Pregnancy

When you're 5 weeks pregnant, your little one's heart and circulatory system start to form. However, you also may be greeted with the nausea.

6 Weeks Pregnant comparison image

6 Weeks Pregnant: Emotional Ups and Downs

When you're 6 weeks pregnant, your baby is starting to look less like a tadpole and more like a person as her face begins to form.

7 Weeks Pregnant comparison image

7 Weeks Pregnant: Your Baby's Brain Cells Are Quickly Forming

When you're 7 weeks pregnant, your baby is probably about the size of a blueberry.

8 Weeks Pregnant size comparison image

8 Weeks Pregnant: Preparing for Your First Prenatal Visit

When you're 8 weeks pregnant, your little one is about the size of a ring and her fingers, toes, airways and brain cells are developing.

9 Weeks Pregnant comparison image

9 Weeks Pregnant: Time to Go Bra Shopping

When you're 9 weeks pregnant, the tiny life inside you is no longer an embryo, but a fetus.

10 Weeks Pregnant size comparison image

10 Weeks Pregnant: Alleviating Morning Sickness

When you're 10 weeks pregnant, your baby's fetal period, during which time she'll do most of her tissue and organ development, has begun.

11 Weeks Pregnant comparison image

11 Weeks Pregnant: Breaking the News to Coworkers

At week 11 of your pregnancy, your baby is about the size of a single eye shadow, or 1.6 inches long. He even has little hands that can open and close.

12 Weeks Pregnant Symptoms and Signs

12 Weeks Pregnant: Should You Get an Amniocentesis?

During your 12th week of pregnancy, your baby is roughly the length of a bobby pin and getting bigger by the day.

Common Physical Changes During Pregnancy

Common Physical Changes During Pregnancy

Pregnancy affects every part of your body—from your hair to your toenails. Find out what to expect.

Prenatal Tests

Prenatal Tests

From the ultrasound to the amnio, learn about the most common prenatal tests.

Who's Who on Your Prenatal Team

Who's Who on Your Prenatal Team

Make sure you're getting the care you want and deserve.