Week 38 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 leek
19.6 inches · 6.8 lbs
Baby this week
- •Lungs are nearly fully mature and ready to breathe air
- •Practicing breathing movements and swallowing amniotic fluid
- •Gaining about half a pound per week, mostly fat for temperature regulation
- •Head may be engaged deeper in the pelvis (lightening)
You this week
- •Increased pelvic pressure and heaviness
- •More frequent Braxton Hicks contractions
- •Difficulty sleeping due to size and position
- •Increased vaginal discharge
- •Possible lower back pain from baby's weight
- •Heightened emotions and nesting urges
This week's tips
- •Practice your labor positions and pelvic floor breathing exercises regularly
- •Stay active with walking to encourage optimal baby positioning
- •Install your car seat now and practice buckling the harness correctly
- •Prepare freezer meals in small portions for easy postpartum eating
- •Review your birth plan and labor preferences with your partner and care provider
- •Get sleep whenever possible—rest when baby rests
Informational only — always check with your doctor or midwife for advice specific to you and your baby.
Looking ahead
You're in the home stretch now. Your body is preparing for labor, which could start any time in the next few weeks. Focus on staying calm, connected to your partner, and trusting your body's readiness.
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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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