17 Weeks Pregnant
Your baby is the size of a

Your pregnancy is moving along, as at 17 weeks pregnant, you’re well into your second trimester! That means that you’re likely going to experience some changes and developments now and in the coming weeks, such as your little one gaining more weight and possibly feeling them move soon. Keep reading to find out more about what to anticipate at 17 weeks pregnant, such as symptoms you might feel, helpful tips to consider and what to ask your healthcare provider.
Highlights at 17 Weeks Pregnant
Below we’ve highlighted some of the ways your baby is growing and changing, and how you may feel at 17 weeks pregnant:
17 Weeks Pregnant: Your Baby’s Development
Your baby is making some exciting strides this week! Here's what happening inside your belly in terms of baby development at 17 weeks pregnant:
How Many Months Is 17 Weeks Pregnant?
At 17 weeks of pregnant, you may be wondering, in what month is 17 weeks of pregnancy? Despite seeming like a simple question, there isn't a single, standard way to group the 40 weeks of pregnancy into months. So, are you 5 months pregnant at 17 weeks? Four months?
At 17 weeks pregnant you’re likely completing your fourth month of pregnancy!
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How Big Is a Baby at 17 Weeks Pregnant?
When you’re 17 weeks pregnant, the fetus is about the size of a pear! At this stage, your baby might measure about 12.7 centimetres long.
Your Baby: What Does 17 Weeks Pregnant Look Like?
At 17 weeks, it’s not common to have an ultrasound, especially not a 3D ultrasound. But to get an idea of what things are looking like inside your belly bump at 17 weeks pregnant, check out the illustration below:

Your Body at 17 Weeks Pregnant
You may have noticed more growth and changes in your breasts. More blood is flowing to the breasts in preparation for milk production, and you may start to see darker veins appearing.
It’s not uncommon for you to go up one or even two cup sizes, so you may want to get a professional bra fitting to make sure you’re wearing the most comfortable size for you.
The placenta is also growing to help deliver enough nutrients and oxygen to your developing baby while helping eliminate waste.
Have your feet gotten bigger recently? This could be due to pregnancy weight gain and swelling, known as edema, that happens as your body retains extra fluid during pregnancy. Try a cool foot bath to relieve the swelling and elevate your feet whenever you can to stay comfortable. To keep track of your weight gain, use our pregnancy weight gain calculator.
17 Weeks Pregnant: Your Symptoms
At 17 weeks pregnant, here are some of the symptoms you may be experiencing:
How Big Is a Pregnant Belly Bump at 17 Weeks?
Should I have a belly at 17 weeks pregnant? This is a common question, but it’s important to remember that every pregnancy is different. Still, your belly bump may be more obvious at 17 weeks pregnant and in the coming weeks as the size of your uterus increases, which may also be affecting your centre of gravity.
Other common questions that you might be asking yourself include, “can I feel my baby at 17 weeks?” and, “how do I know if my baby is kicking at 17 weeks?” Feeling your little one move is an exciting pregnancy milestone, and it’s possible that you may be feeling some of your baby’s movements now. If this isn’t your first baby, then you may be more aware of what the feeling is like and recognize it sooner. But don't worry if you haven’t felt anything yet. In the coming weeks, you’ll likely notice some activity that feels like fluttering or a light rumbling in your stomach.
What Does 17 Weeks Pregnant Look Like?
For a better idea of what your belly might look like around 17 weeks pregnant, and in your fourth month of pregnancy, check out the image below.
17 Weeks Pregnant: Things to Consider
As you make your way through pregnancy, there are plenty of important things to consider, from finding out the gender, if you wish, to looking into childbirth classes. Check out our list below.
Tip for Partners Your pregnant partner might be experiencing lower back pain and swollen feet as the pregnancy progresses. Give them plenty of time to relax and put their feet up by taking on some extra chores around the house. And how about giving them a relaxing foot bath and gentle foot rub at the end of the day? |
17 Weeks Pregnant: Questions for Your Healthcare Provider
Here are some questions that you could ask your healthcare provider at 17 weeks pregnant:
FAQS AT A GLANCE
So, 17 weeks pregnant is how many months? Although there are various methods of grouping the 40 weeks of pregnancy into months, at 17 weeks you could be coming to the end of your fourth month.
17 Weeks Pregnant: Your Checklist
As your pregnancy progresses and you get used to the various emotional and physical symptoms, consider the following to-dos at 17 weeks:
How We Wrote This Article The information in this article is based on the expert advice found in trusted medical and government sources, such as the American Academy of Pediatrics and the American College of Obstetricians and Gynecologists. You can find a full list of sources used for this article below. The content on this page should not replace professional medical advice. Always consult medical professionals for full diagnosis and treatment.
- American College of Obstetricians and Gynecologists. Your Pregnancy and Childbirth: Month to Month, 6th ed. (Washington, DC: American College of Obstetricians and Gynecologists, 2015).
- Mayo Clinic. Guide to a Healthy Pregnancy, 2nd ed. (Rochester, MN: Mayo Clinic Press, 2018).
- Cleveland Clinic. “Heartburn During Pregnancy.”
- Kids Health. “Week 17.”
- Kids Health. “Week 19.”
- March of Dimes. “Common Discomforts of Pregnancy.”
- Mayo Clinic. “Fetal Development.”
- Mayo Clinic. “Hemorrhoids During Pregnancy.”
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Read more13 Weeks Pregnant
At 13 weeks, your baby's organs are fully formed and hard at work, but there’s still lots more growing to do. Find out what else is happening this week.
Read more11 Weeks Pregnant
At 11 weeks pregnant, you’re nearing the end of the first trimester. Discover what pregnancy symptoms are common around this time, and when they may subside.
Read more4 Weeks Pregnant
At 4 weeks pregnant, implantation occurs, and the embryo is about the size of a poppy seed. Learn more about being 4 weeks pregnant.
Read more10 Weeks Pregnant
At 10 weeks pregnant, discover how your baby’s developing and learn about the symptoms you might experience this week.
Read more1, 2, and 3 Weeks Pregnant
Educate yourself on the very early signs of pregnancy, spanning from 1 to 3 weeks, with detailed insights. Understanding what to expect in those crucial time.
Read more38 Weeks Pregnant
At 38 weeks, your pregnancy is almost full term. Given most babies aren’t born on their due dates, you could meet your little one any day now. Learn more here.
Read more5 Weeks Pregnant
At 5 weeks pregnant, the placenta and umbilical cord are forming. Discover some of the most common pregnancy symptoms at 5 weeks.
Read more20 Weeks Pregnant
Did you know that at 20 weeks, in addition to moving and kicking, most babies get the hiccups? Read more about this and your symptoms at 20 weeks pregnant!
Read more
