Sizes are averages; from week 20 length is measured head to heel. Not sure which week you’re in? Calculate it.
Your baby at 23 weeks
The skin is still reddish and wrinkled while fat builds underneath. The lungs are developing the cells that will produce surfactant, which helps air sacs inflate after birth. Loud sounds may make the baby jump.
Your body at 23 weeks
Swelling of the ankles and feet is common, especially at the end of the day.
Common symptoms this week
- Swollen feet
- Increased appetite
- Backache
Tips & to-do list
- Learn the signs of preterm labour: regular tightenings, lower back ache, pelvic pressure, fluid leak or bleeding.
- Don’t drastically cut salt, but avoid very salty packaged foods.
- Ask about childbirth preparation classes.
Check-ups and tests around this week
- 75 g oral glucose tolerance test (24–28 weeks)
Week 23 at a glance
| At 23 weeks | |
|---|---|
| Trimester | Second trimester |
| Pregnancy month | Month 6 of 9 |
| Weeks to due date | 17 weeks |
| Days pregnant | 161–167 days |
| Progress | 57% of 40 weeks |
When to call your doctor
Contact your doctor or go to hospital straight away if you notice:
- Any vaginal bleeding or fluid leak
- Regular tightenings or period-like cramps before 37 weeks
- Severe headache, blurred vision or sudden swelling of face and hands
- Fever, or pain while urinating
Questions about 23 weeks pregnant
How many months is 23 weeks pregnant?
23 weeks pregnant falls in month 6 of pregnancy, in the second trimester. For medical purposes, weeks and days are more precise than months.
How big is my baby at 23 weeks?
At 23 weeks your baby is about the size of a grapefruit (chakotra) – roughly ~28.9 cm long and weighing about ~500 g.
Is it normal to have no symptoms at 23 weeks?
Yes. Every pregnancy is different, and symptoms come and go. Feeling well is not a sign that something is wrong. If you have concerns, or notice any warning signs listed on this page, contact your doctor.
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Medical disclaimer: The results and information on this page are estimates for general education only. They are not a diagnosis and do not replace advice from your gynaecologist, obstetrician or midwife. If you have pain, bleeding, reduced baby movements or feel unwell, contact your doctor or call 108 immediately. Read the full disclaimer.