7 WEEKS PREGNANT
Tiny hands and feet start budding from the arm and leg buds
Baby this week: about 0.9 cm — crown to rump · under 1 g
≈ 0.9 cm — about the size of a blueberry
Illustration enlarged for clarity — the amber marker shows true relative size
Your baby this week
- Arm and leg buds lengthen, and paddle-shaped hands are beginning to appear
- The brain is growing fast, and distinct regions are becoming visible
- Kidneys begin forming and the digestive system starts to take shape
- The embryo's tail is still present but has started to shrink
Your body this week
- Nausea and fatigue are often at their most noticeable this week
- Some notice a heightened sense of smell that makes certain foods or scents unbearable
This week's tip: Small, frequent meals and ginger tea or candies are commonly suggested for easing nausea — ask your provider what's suitable for you to try.
Want the bigger picture — organ development, nutrition, scans and warning signs for this stage? See month 2: The heartbeat becomes real.
Sizes and milestones are typical ranges — every pregnancy runs on its own clock. Educational content; your prenatal care team's guidance always comes first.