Your baby at 15 weeks
The baby continues moving the arms and legs. Hearing structures are developing.
The eyes remain closed while facial features and the skeleton continue to develop.
TRIMESTER 2 · WEEK 15
15 weeks pregnant
Exploring sound and movement.
What to expect at 15 weeks pregnant: your baby, your symptoms and this week’s reminders.
Symptoms at 15 weeks pregnant
- Your bump may become more noticeable.
- Heartburn or bloating may occur.
- You may feel occasional mild stretching discomfort.
None of these symptoms is required. Symptoms alone cannot diagnose pregnancy or establish your baby’s wellbeing.
Ask your care team what to expect from the upcoming mid-pregnancy scan.
Source for this week: NHS — Week 15
YOUR WEEK, YOUR JOURNEY
Explore another pregnancy week
Choose a week to explore your baby’s development and changes you may notice.
01 · FIRST TRIMESTERSmall beginnings
02 · SECOND TRIMESTERA growing connection
03 · THIRD TRIMESTERGetting closer to meeting
Sources and content note
This is source-based general information, not a substitute for a clinical assessment or individual care plan. The presence, absence or change of symptoms alone cannot establish pregnancy wellbeing. This content is not a personalised care plan reviewed by a healthcare professional.
This guide groups weeks 1–13 in the first trimester, 14–27 in the second, and 28 onwards in the third. Weeks refer to gestational age dated from the last menstrual period; clinical dating may differ.
- NHS — Pregnancy week by week
- ACOG — Fetal development and gestational age
- NHS — Your baby’s movements
- NHS — Pregnancy symptoms
Sources checked: 31 October 2026 · Illustrations are AI-generated conceptual drawings, not ultrasound or diagnostic images.