All weeks
First Trimester
Week 6 of pregnancy
Your baby is the size of a lentil.
Length: 0.6 cm / 0.2 in
Baby at 6 weeks
- Heartbeat may be visible on transvaginal ultrasound.
- Brain divides into 5 regions.
- Optic and otic vesicles (eyes + ears) forming.
What you may feel
- Morning sickness peaks.
- Extreme fatigue.
- Food aversions.
- Cramping similar to a period (usually normal).
This week’s checklist
- Eat small frequent meals to manage nausea.
- Stay hydrated — water, electrolyte drinks.
- Rest more than usual.
Key milestone
Early viability scan possible from this week (6-7 weeks).
Doctor / midwife visits
First viability scan (private) optional; NHS scan usually at 12 weeks.
Top foods this week
Educational only — not medical advice. Always consult your midwife or GP. Sources: NICE NG201 antenatal care, NICE NG207 inducing labour, NHS, RCOG. Read the full medical disclaimer.