First Trimester - Week 3
Doctor-reviewed women's health guidance from Dr. Kusum Lata Bhardwaj, created to help you understand symptoms, treatment options, and the right time to consult.
Week 3 of 41
Updated
3 min read
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Doctor Reviewed
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Dr. Kusum Lata Bhardwaj
MBBS, MD OBG, Ex-AIIMS New Delhi
Baby is about
Tiny cell cluster
3 Weeks Pregnant: Fertilization and cell division
Tiny cell cluster. After fertilization, cells divide quickly while moving toward the uterus.
After fertilization, cells divide quickly while moving toward the uterus.
Mother's Body
What you may feel this week
You may not feel different yet, but hormones are beginning to shift.
Nutrition
Food focus for week 3
Add protein snacks like curd, paneer, eggs, sprouts or roasted chana.
Checklist
Things to do this week
Simple reminders to keep week 3 on track.
Avoid self-medication
Limit caffeine
Keep hydration steady
Trimester Care
First trimester highlights
This stage is about confirmation, nausea support, folic acid, early scans, and making daily habits safer for the baby.
Confirm pregnancy and calculate due date
Start prenatal vitamins after doctor advice
Review medicines, thyroid, diabetes and BP history
Plan early ultrasound and first trimester screening
Urgent Signs
Call your doctor urgently if these happen
Some symptoms need prompt medical attention, whichever week you are in.
Heavy bleeding or severe abdominal pain
Severe headache, vision changes or sudden swelling
Fever, breathlessness or chest pain
Persistent vomiting or dehydration
Water leakage before labor
Reduced or absent baby movements after they become regular
Frequently Asked Questions
Your questions answered
Tiny cell cluster. After fertilization, cells divide quickly while moving toward the uterus.
Written and reviewed by
Dr. Kusum Lata Bhardwaj
MD (Obs & Gyn), Laparoscopic Surgeon
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