8 WEEKS PREGNANT
The embryonic tail disappears and the body starts to look more human
Baby this week: about 1.6 cm — crown to rump · about 1 g
≈ 1.6 cm — about the size of a raspberry
Illustration enlarged for clarity — the amber marker shows true relative size
Your baby this week
- The tail that was present in earlier weeks has now disappeared
- Fingers are starting to separate, though webbing is still visible
- Eyelids are forming and will soon fuse shut for protection
- The heart has divided into its four chambers and beats at a rapid pace
Your body this week
- Waistbands may already feel snugger even though there's no visible bump yet
- Mood swings are common as hormone levels continue to shift quickly
This week's tip: If you haven't already, this is a good time to schedule your first prenatal visit if one isn't booked yet.
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.