7 Weeks

7 Weeks size comparison
is the size of a
Baby at 7 weeks in womb

Baby this Week

  • The heart starts to pump blood.
  • Limb buds appear.
  • Major divisions of the brain can now be discerned.

How Big is Baby?

Baby is 0.47 inches long (1.2 cm)
(Measured from crown to rump)
Baby weighs <0oz (0 grams)
*Metrics above are estimates of baby at 7 weeks
Layout Belly
7 Weeks pregnant illustration

Your Developments

  • Your blood volume is steadly increasing.

Pregnancy To Do's

  • As your blood volume is increasing, adequate water intake is a must if feeling thirsty.
7 Week old baby in womb

Disclaimer: All information featured on duringpregnancy.com should be used for educational purposes only and is not intended to replace medical advice.
Consult your doctor, physician or midwife regarding any personal pregnancy issues or medical conditions.