29 Weeks
29 Weeks size comparison
Baby is the size of an
acorn squash
Baby at 29 weeks in womb

Baby this Week

  • A substance called surfactant forms in the lungs, so baby can function independently at birth.
  • Respiratory movements can be detected by ultra-sound.
  • You may feel your baby's breathing as "hiccups."

How Big is Baby?

Baby is 15.2 inches long (38.6 cm)
(Measured from crown to heel)
Baby weighs 2.54lbs (1153 grams)
*Metrics above are estimates of baby at 29 weeks
Layout Belly
29 Weeks pregnant illustration

Your Developments

  • Leg and muscle cramps may be caused by fatigue, pressure exerted on the nerves by the uterus, or by too little calcium or too much phosphorous in your diet.
  • 2.3 - 3.5 lb (1 to 1.5kg ) weight gain over the past month. On average 10 1/2 oz (300 gms) a week.

Pregnancy To Do's

  • Exercise regularly, especially walking.
  • Elevate legs and flex toes when resting.
  • Increase milk consumption if you tolerate milk well.
29 Week old baby in womb