Trimester 3
Week 36
Your baby is about the size of a large mango.
Length: 47.4 cm · Weight: 2600 g
Common this week: Pelvic pressure, Mucus show, Braxton Hicks, Back pain, Fatigue, Frequent urination.
Baby development
- The baby's lungs are nearly fully mature — if born now, most need minimal support.
- The baby is likely head-down (vertex) in preparation for birth.
- Fat continues to accumulate for temperature regulation after birth.
- The baby practises breathing, swallowing, and sucking constantly.
Changes for you
- Antenatal visits are now weekly.
- You may feel more pelvic pressure and an urge to waddle.
- A "show" (blood-tinged mucus plug) may occur.
- Braxton Hicks contractions may be strong enough to wonder if labour has started.
Tips
- Hospital bag should be packed and in the car.
- Know when to go to hospital: regular contractions every 5 minutes, water breaking, heavy bleeding, or reduced fetal movement.
- Programme the maternity ward number into your phone.
- Rest when you can — your body is doing enormous work.
Appointments
- Weekly antenatal checks from now.
- Confirm birth plan with provider.
Warning signs
- Heavy bleeding
- Gush of fluid (waters breaking)
- Regular contractions every 5 min
- Decreased fetal movement
- Severe headache or vision changes
Australian notes
- In NSW, most hospitals have a 24-hour triage line for maternity. Add your hospital's number to your contacts now.
- If your baby is in a breech position at 36 weeks, your doctor may discuss external cephalic version (ECV) — a procedure to turn the baby.