First Trimester

In your first trimester of pregnancy? Get tips and information on screenings, symptoms, your baby's size, weight gain, do's and don'ts, and miscarriage risk in the first 12 weeks.

First trimester weeks

Congrats! During the first trimester, you’re getting used to the idea of being pregnant.

Second trimester weeks

As you enter this second trimester, your body will settle down to pregnancy.

Third trimester weeks

You've reached the third and final trimester and will be heavily pregnant by now.

Week 4 of Pregnancy

Pregnancy

You are 3 Weeks and 4 Days Pregnant

Do you feel different? You'll find yourself analyzing every twinge in your body as you look for signs that you're pregnant.
Week 4 of Pregnancy

Pregnancy

You are 3 Weeks and 5 Days Pregnant

As the fertilized egg becomes completely embedded in your uterus, it may cause some light bleeding.
Week 4 of Pregnancy

Pregnancy

You are 3 Weeks and 6 Days Pregnant

Complex changes are taking place inside your uterus to create a safe and nourishing environment for your unborn baby.
Week 4 of Pregnancy

Pregnancy

You are 4 Weeks Exactly Pregnant

Are you feeling irritable and tired, and are your breasts tender? Well, you might just be pregnant!
Week 5 of Pregnancy

Pregnancy

4 Weeks (& 1 Day) Pregnant: Signs, Symptoms and the Size Of Your Baby

You may still be confused about whether or not you're pregnant, or you may want to find out more about early pregnancy signs, symptoms and your baby's size (no bigger than a poppy seed!)
Week 5 of Pregnancy

Pregnancy

You are 4 Weeks and 2 Days Pregnant

At 4 weeks and 2 days, it's the third week since conception and the cells that will become the embryo move to form the basis of the central nervous system.
Week 5 of Pregnancy

Pregnancy

You are 4 Weeks and 3 Days Pregnant

Happy? Excited? But a little nervous? There is no greater life-changing event than finding out you're going to be parents.
Week 5 of Pregnancy

Pregnancy

You are 4 Weeks and 4 Days Pregnant

You're probably eager to know when your baby will be born. The chart below will tell you the expected date of delivery.
Week 5 of Pregnancy

Pregnancy

You are 4 Weeks and 5 Days Pregnant

Although there's lots of information to take in, try to enjoy this time and remember pregnancy is a natural process.
Week 5 of Pregnancy

Pregnancy

You are 4 Weeks and 6 Days Pregnant

The placenta-the structure that will become your unborn baby's lifeline-is forming.
Week 5 of Pregnancy

Pregnancy

You are 5 Weeks Exactly Pregnant

At this important stage of development, the building blocks of your baby's spine are being laid down.
Week 6 of Pregnancy

Pregnancy

You are 5 Weeks and 1 Day Pregnant

At 5 weeks and 1 day pregnant, the embryo now has 14 somites-the building blocks of your baby's muscular system. Click here to find the first nine pairs.
Week 6 of Pregnancy

Pregnancy

You are 5 Weeks and 2 Days Pregnant

There won't be any visible signs of pregnancy on the outside for some time, but there are many changes taking place inside.
Week 6 of Pregnancy

Pregnancy

You are 5 Weeks and 3 Days Pregnant

Morning sickness is one of the most common and least welcome symptoms of pregnancy.
Week 6 of Pregnancy

Pregnancy

You are 5 Weeks and 4 Days Pregnant

5 weeks and 4 days is a crucial time for your developing baby. Click here to find out more about how your the newly developing rate of your baby.
Week 6 of Pregnancy

Pregnancy

You are 5 Weeks and 5 Days Pregnant

At 5 weeks and 5 days of pregnancy, you've now only got 240 days until the big day. Click here to find out more about what to expect during this time.
Week 6 of Pregnancy

Pregnancy

You are 5 Weeks and 6 Days Pregnant

You may notice a marked increase in your breast size, even at this early stage of pregnancy.
Week 6 of Pregnancy

Pregnancy

You are 6 Weeks Exactly Pregnant

By the end of this sixth week, one of your baby's major organs-the heart-is rapidly developing and circulating blood.