Week 16 of Pregnancy
Some people — especially those who have been pregnant before — may feel the first flutter of movement (quickening).
Fetal size
Avocado
- Length
- 11.6 cm
- Crown-rump (CRL)
- Weight
- 100 g
Fetal development
- Facial muscles develop, allowing richer expressions.
- Eyes start moving slowly.
- Hearing sharpens — your heartbeat and voice are audible.
Maternal changes
- Second-time parents may feel quickening this week.
- Average weight gain accelerates to ~0.45kg per week.
Recommended checkups
- Routine visits begin measuring symphysis-fundal height (SFH).
Jump to week
Textbook averages. Individual variation is wide and this is not medical advice — confirm with your OB.