26 of 40 weeks
Baby size this week
As lovely as a lettuce
Measurements are averages — every baby grows at their own pace.
Length 35.6 cm 14.0 in
Weight 760 g 1 lb 11 oz
Your baby this week
- Eyes start to open and will blink soon
- Your baby responds to noise with a startle
- Brain-wave activity begins for sight and sound
- The lungs practice breathing amniotic fluid
Your body this week
Round ligament pain
Backache
Nasal congestion
Skin changes
This week's to-do
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How we measure week 26
Pregnancy weeks are counted from the first day of your last menstrual period, following standard ACOG and NHS guidance. Sizes are crown-rump length in early weeks and head-to-heel from around week 20. Your care team may adjust dates after an ultrasound.
BumpCount offers general information and does not replace advice from your doctor or midwife.