Sizes are averages; from week 20 length is measured head to heel. Not sure which week you’re in? Calculate it.
Your baby at 6 weeks
The heart is beating at around 100–120 beats per minute and speeding up; it can often be seen flickering on a transvaginal scan. Small buds mark where arms and legs will grow. Dark spots show where eyes are forming, and the neural tube is closing.
Your body at 6 weeks
Morning sickness often gets going now and can strike at any time of day. You may develop food aversions, a stronger sense of smell and mood swings.
Common symptoms this week
- Nausea and vomiting
- Food aversions
- Heightened smell
- Mood swings
Tips & to-do list
- Try ginger tea, dry toast or khakhra first thing in the morning, and sip fluids through the day.
- Seek care if you can’t keep fluids down for 24 hours – it could be hyperemesis gravidarum.
- Many doctors advise avoiding unripe papaya and unpasteurised dairy during pregnancy.
Check-ups and tests around this week
- First antenatal visit, pregnancy registration and routine blood & urine tests
- Dating / viability ultrasound (6–9 weeks)
Week 6 at a glance
| At 6 weeks | |
|---|---|
| Trimester | First trimester |
| Pregnancy month | Month 2 of 9 |
| Weeks to due date | 34 weeks |
| Days pregnant | 42–48 days |
| Progress | 15% of 40 weeks |
When to call your doctor
Contact your doctor or go to hospital straight away if you notice:
- Heavy vaginal bleeding or passing clots
- Severe or one-sided abdominal pain, shoulder-tip pain or fainting (possible ectopic pregnancy)
- Vomiting so severe you can’t keep fluids down
- Fever above 38 °C or burning urination
Questions about 6 weeks pregnant
How many months is 6 weeks pregnant?
6 weeks pregnant falls in month 2 of pregnancy, in the first trimester. For medical purposes, weeks and days are more precise than months.
How big is my baby at 6 weeks?
At 6 weeks your baby is about the size of a lentil (masoor dal) – roughly ~4–6 mm long and weighing about under 1 g.
Is it normal to have no symptoms at 6 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.