Fetal Development By Week: 18 Weeks Pregnant

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iVillage Staff on Apr 27, 2010 at 4:17PM

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Fetal Development By Week: 18 Weeks Pregnant

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Fetal Development Week 18: See Your Baby Grow

How would you like to spend 40 weeks underwater? You’d probably turn into a prune, but somehow baby doesn’t. That’s because a cheese-like film called vernix along with a downy fuzz called lanugo forms on baby’s skin around week 18 to protect it from the long submersion.

Get more information on being 18 weeks pregnant.

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