


Week 17 of Pregnancy
Your baby is the size of a pomegranate
8.0 in • 6.4 oz
Baby Development
Toenails are starting to develop this week, and your baby is becoming more active, rolling and flipping in the amniotic fluid. You may even feel your baby hiccuping, which causes small, rhythmic, jerking movements.
Your Body This Week
As your belly grows, you may start to experience some backaches. This is due to the shift in your center of gravity and the loosening of your ligaments. You may also notice that your breasts are continuing to grow and may be more tender. It's important to wear a supportive bra to help with any discomfort.
Milestones This Week
Baby starts kicking
You may start feeling baby's first movements, like little butterflies in your belly!
By now, baby has fingerprints
Baby's unique fingerprints are already formed! This is an amazing developmental milestone.
Learn More
At Week 17 of your pregnancy, your body is undergoing important metabolic and hormonal changes to support your baby's growth and development. The body's metabolism shifts to ensure a steady supply of nutrients to your baby, including becoming more efficient in energy storage during this period. This doesn’t mean you need to eat noticeably more—focus instead on nutrient-dense foods like fruits, vegetables, whole grains, and lean proteins to ensure both you and your baby get the essential vitamins and minerals needed. Although the need for extra calories is minimal, maintaining a balanced diet becomes increasingly important as your pregnancy progresses. In terms of exercise, consistent and moderate physical activity, such as walking or prenatal yoga, is beneficial. It not only boosts energy levels and mood, but also aids with weight management during pregnancy. Still, listen to your body’s signals; rest if you’re feeling fatigued. Keep up with your prenatal appointments to ensure the health and viability of your pregnancy, as they offer critical insights through ultrasounds and screenings. Lastly, continue taking your prenatal vitamins to support fetal development, paying special attention to folic acid intake for preventing neural tube defects. Make these adjustments comfortably into your routine, and they will help ensure a healthy and joyful journey through pregnancy.
Frequently Asked Questions
How big is my baby at 17 weeks pregnant?
At week 17 of pregnancy, your baby is about the size of a pomegranate, measuring approximately 8.0 in and weighing around 6.4 oz.
What trimester is week 17 of pregnancy?
Week 17 is in the second trimester of pregnancy. The first trimester covers weeks 1-13, the second trimester covers weeks 14-26, and the third trimester covers weeks 27-40.
What is happening with my baby at week 17?
Toenails are starting to develop this week, and your baby is becoming more active, rolling and flipping in the amniotic fluid.
What symptoms can I expect at week 17 of pregnancy?
As your belly grows, you may start to experience some backaches.
