🤰 Pregnancy week by week

7 Weeks Pregnant: Baby Size, Development & Symptoms

Your baby is about the size of a blueberry.

By Cushies Editorial Team · 2 min read · Updated 4 September 2026

Baby's size	About the size of a blueberry
Length	about 1.3 cm
Weight	under 1 g
Trimester	First trimester, month 2

Your baby this week

The brain is growing quickly. Tiny hands and feet are forming at the ends of the limb buds.

Your body this week

You may notice stronger food aversions or a heightened sense of smell.

Tip of the week

Stay hydrated, especially if you are vomiting.

Quick answers

How big is my baby at 7 weeks?

About the size of a blueberry: around 1.3 cm long and under 1 g.

How many months is 7 weeks pregnant?

7 weeks is in month 2 of pregnancy, in the first trimester.

This article is general information, not medical advice. If you are worried about your health or your baby's, please talk to your doctor.

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