Highlights this week
Baby development at 33 weeks

- Your baby's brain will triple in weight this trimester
- The bones in your baby's skull can move and slightly overlap
- Your baby's skin is smoothing out
- The skin is less red and see-through
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Your baby weighs as much as a pineapple
length
43.7
cm
head to toe
weight
1.9
kg

- With a baby pressing on your bladder, you probably have to pee more often
Megan Rive is a communication, content strategy and project delivery specialist. She was Babycenter editor for six years.
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