Pregnancy Week 31: What to Expect
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Medically reviewed by
Baby Circle Medical Board
Reviewed on 12 July 2026
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Your baby is about the size of a CoconutApprox. ~41.1 cm · Third trimester
Your baby this week
Rapid brain and nerve growth; all five senses work and baby practises breathing.
Your body this week
Leaky breasts (colostrum) possible; Braxton-Hicks and pelvic pressure.
💡 Tips for week 31
- Use breast pads if leaking
- Rest often
- Practise pelvic-floor exercises
✅ To do this week
- Attend antenatal visit
- Pack your hospital bag soon
- Finalise your birth plan
Common questions — Week 31
Is leaking colostrum normal?
Yes — your breasts are preparing to feed; pads help comfort.
Braxton-Hicks vs labour?
Practice contractions are irregular; regular, intensifying ones may be labour.
Track your week with The Circle 💜
Private, doctor-supported community for parents due the same month as you.
Join The CircleFull 40-Week GuideReferences
- WHO. Recommendations on antenatal care for a positive pregnancy experience. who.int
- ACOG. Your Pregnancy and Childbirth. acog.org
- NHS. Week-by-week guide to pregnancy. nhs.uk
- CDC. During Pregnancy. cdc.gov
- UNICEF. Maternal and newborn health. unicef.org
- Indian Academy of Pediatrics. iapindia.org
Medical disclaimer: This article is for general education only and is not a substitute for professional medical advice. Always consult your doctor about your pregnancy, and seek care immediately for any warning signs. Reviewed by the Baby Circle Medical Board.