Pregnancy Calculator - Week 3
Discover what to expect in Pregnancy Week 3. Track your baby's growth, symptoms, and important tips for a healthy pregnancy journey.
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The embryo begins forming distinct layers for development.
Baby is the size of Poppy seed
Approx Baby Weight:
Approx Baby Size: 0.1 mm
Baby Development
The neural tube, which will form the brain and spinal cord, starts developing.
Mother's Changes
You might feel tired or have tender breasts.