First trimester
Pregnancy Week 7
Your baby is about the size of a blueberry.
Size
blueberry
Length
10 mm
Weight
< 0.1 g
Baby in week 7
Brain develops rapidly — 100 new cells per minute. Hands and feet start to form.
What you may notice this week
Fatigue is common. You may notice food aversions or strong cravings.
Tips for week 7
- Listen to your body — rest when you need to
- Avoid strong smells if they trigger nausea
- Drink plenty of water
Tools that pair with this week
Due Date Calculator
Estimate your delivery date by last period or conception date. Naegele’s rule plus cycle adjustments.
Week Tracker
See exactly how many weeks and days pregnant you are, plus your trimester and key milestones.
Contraction Timer
Tap once to start, once to stop. Tracks duration, frequency, and pattern over time.
Ovulation Calculator
Find your fertile window based on your cycle length. Plan or avoid with confidence.
Baby Name Generator
Filter by origin, style, length, and starting letter. Boys, girls, and unisex.
Growth Percentile
Plot your baby’s weight, length, and head circumference against WHO percentile curves.