Pregnancy week 17

Trimester 2 · Baby is about a pear

Fat begins to form under the skin and the skeleton hardens from cartilage to bone.

How your body may feel

  • Bump growth speeds up.
  • Vivid dreams are common.
  • Mild swelling in hands or feet at the end of the day.

Self-care this week

  • Sleep on your side, ideally the left, with a pillow between the knees.
  • Elevate feet when resting.
  • Report sudden facial or hand swelling immediately.

Milestone

Side-sleeping becomes the safest position from now.

Seek care urgently if you notice

  • Severe headache that will not clear, or blurred vision and flashing lights
  • Any vaginal bleeding, or fluid leaking from the vagina
  • Sudden swelling of the face, hands or feet
  • Burning or painful urination, or fever
  • Reduced or absent baby movement once a pattern is established

Related resources

Related articles

Related FAQs

Related warning signs

  • Heavy bleeding — Soaking a pad in under an hour, or passing large clots
  • Severe headache that won't ease — Especially with blurred vision or sudden swelling
  • Difficulty breathing — Breathlessness at rest or when lying down
  • Chest pain or a racing heart — Pressure, tightness or fluttering that doesn't settle
Read the full warning signs guide

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