§third trimester · week 37 of 40
you're 37 weeks pregnant.
last revised · baby is about 48.6 cm (19.1") · 2860 g (100.9 oz)
about the size of a kabocha.
Officially early term. Your baby is fully developed and could arrive any day — though most stay put until week 39–41.
this week's highlights
- Early term reached
- Fully developed organs
- Practice sucking strong
- Meconium fills intestines
how your baby looks
A typical newborn in proportions and chubbiness, with vernix coating that will protect skin during birth.
body in focus
- head
- Brain continues developing right up to birth and beyond.
- body
- Meconium (first poop) fills the intestines.
- hands
- Sucking and grasping reflexes are mature.
- feet
- Movements feel like stretches in tight quarters.
what's happening in your body
Bag-of-bricks tired but increasingly nesting. Watch for labor signs: regular contractions, water breaking, or a bloody show.
gentle tips
- Re-read labor signs and when to head to the hospital.
- Charge phones, gas the car, and pack snacks.
- Rest as much as possible — labor can be long.
- Eat dates and stay well-hydrated.
- Keep the car seat installed and double-checked.
what to expect next
Labor can start anytime. Look out for regular contractions less than 5 minutes apart, water breaking, or bright red bleeding.