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Sarah Maxwell for HuffPost

You’ve discovered the news you’re expecting – but most of what happens next will be unexpected...

If there’s one thing we know, it’s that you’ll end up Googling a LOT of things during pregnancy. Your body is growing a new life (and new organs!!) so there’ll be plenty of changes that take you by surprise. Here, we chart some of the things you likely didn’t know about pregnancy in a trimester by trimester guide.