Week 4: Implantation & Early Signs
Baby's Size
Poppy seed
Baby's Weight
< 0.04 oz (1 gram)
Baby's Development
Your baby is the size of a poppy seed. The blastocyst implants in the uterine wall and the placenta begins to form.
Your Body This Week
HCG hormone begins production after implantation. The amniotic sac and placenta start developing to nourish your baby.
Common Symptoms
- Missed period
- Implantation bleeding
- Mild cramping
- Breast tenderness
- Fatigue
- Nausea may begin
Tips for Week 4
- Take a home pregnancy test
- Schedule first prenatal appointment
- Continue prenatal vitamins
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