Baby’s development
The embryo is growing inside a fluid-filled sac. Early supporting structures provide nourishment while the placenta develops.
One gentle day at a time
A little space to follow your weeks and estimated due date. Sign in to save your private journey. All weekly guides remain free to explore.
Sign in to track my journeyPregnancy dates shown by Momora are estimates based on the information you provide. Your healthcare professional may provide a different due date or pregnancy assessment. These estimates do not replace professional prenatal care.
Understand each stage, prepare in small steps, and feel supported as you get ready to welcome your baby.
Momora provides general educational information, not diagnosis or medical advice. Your healthcare professional knows your personal needs best.
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A gentle focus for this week
A tiny protected space
Week 4 guide
The embryo is growing inside a fluid-filled sac. Early supporting structures provide nourishment while the placenta develops.
Contact a maternity care service to arrange your first conversation.
How do I book prenatal care, and who can I contact between visits?
Development varies; these are general weekly descriptions. Read the NHS source for week 4. Sources checked September 2026.
Your preparation lists
Use what helps, skip what does not, and adjust these lists with your care team. Progress belongs to you.
Explore every list freely. Sign in to save your personal progress.
Talk about practical help, rest, visitors, older children, meals, emotional support, and how decisions will be made when everyone is tired.
Recovery and newborn care can look different for every family. Make room for feeding support, rest, follow-up care, emotional check-ins, and practical help at home.
Momora’s pregnancy experience is designed around clear, general education. For current, detailed health guidance, use these official resources and your own care team.
A calmer next step