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How Big Is Baby?

From poppyseed to papaya, find out how big baby is at every stage during your pregnancy.

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Your Baby: Week 17

Baby's skeleton is hardening, changing from rubbery cartilage to bone, and fat is finally accumulating around it. The umbilical cord is getting thicker and stronger, and those little fingers and toes are now topped by one-of-a-kind prints.

> Read more about baby this week

See More: Pregnancy Tools