Third trimester

Week 36 of Pregnancy

Just before "term." Weekly visits become the norm.

Fetal size
Romaine lettuce
Length
47.4 cm
Crown-to-heel
Weight
2.62 kg

Fetal development

  • Most vernix and lanugo have shed.
  • Most fetuses are head-down; breech presentation should be discussed with your OB.
  • Weight is roughly 2.5–3kg.

Maternal changes

  • Breathing eases as the head settles into the pelvis.
  • Urination becomes even more frequent.

Recommended checkups

  • Group B Strep (GBS) screening — determines whether antibiotics are needed during labor.

Jump to week

Textbook averages. Individual variation is wide and this is not medical advice — confirm with your OB.