Week 39 of Pregnancy
Third trimester
For informational purposes only. This page is not medical advice. Every pregnancy is different — always consult your doctor, midwife, or healthcare provider for guidance specific to your situation. In an emergency, call your provider or 911 immediately.
Baby is
about the size of a small watermelon
19-20 inches · 7-8 lbs
Baby this week
- •Fully developed lungs and brain; ready for life outside the womb
- •Practicing breathing movements and swallowing amniotic fluid
- •Vernix (protective coating) is almost completely shed
- •Head likely engaged deep in the pelvis for delivery
You this week
- •Intense Braxton Hicks contractions, sometimes hard to distinguish from real labor
- •Extreme fatigue mixed with restless energy
- •Lower back and pelvic pressure intensifying
- •Frequent trips to the bathroom
- •Possible bloody show or mucus plug loss
- •Difficulty sleeping despite exhaustion
This week's tips
- •Rest when you can, but gentle movement like walking may help labor progress naturally
- •Time your contractions if they become regular—know when to contact your provider
- •Keep communication open with your partner about what support you'll need during labor
- •Pack your hospital bag if you haven't already (or have it ready)
- •Practice your breathing and relaxation techniques you've learned
- •Eat nourishing, easy-to-digest foods—you may not feel like eating during early labor
Informational only — always check with your doctor or midwife for advice specific to you and your baby.
Looking ahead
You're in the final stretch. Your baby could arrive anytime from now through week 42, and your body is preparing for labor in ways both obvious and subtle. Trust your instincts about when something feels different—you know your body best.
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For informational purposes only. This page is not medical advice. Every pregnancy is different — always consult your doctor, midwife, or healthcare provider for guidance specific to your situation. In an emergency, call your provider or 911 immediately.
This content is for informational purposes only and is not medical advice. Every pregnancy and baby is different. Always consult your doctor, midwife, or pediatrician for guidance specific to your situation.
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