First Trimester
Week 3 of Pregnancy
Your baby's heart will start beating in just a few weeks - it's a remarkable timeline!
🌾
Size of a
Sesame Seed
0.9mm
Length
0.9mm
Weight
negligible
Highlight
Your baby's heart will start beating in just a few weeks - it's a remarkable timeline!
👶
Baby's Development
- •The embryo is now three distinct layers: ectoderm, mesoderm, and endoderm.
- •These layers will become all of your baby's organs, bones, muscles and skin.
- •The neural tube - which becomes the brain and spine - is starting to form.
🤰
How You Might Feel
- •Morning sickness may begin (it can happen any time of day).
- •Heightened sense of smell is common.
- •Increased urination as hormones rise.
💡
Tips This Week
- •Keep taking folic acid - it's critical for neural tube development.
- •Stay hydrated to help with nausea.
- •Avoid raw fish, unpasteurised cheese and liver.