Babies Never Leave You, or at Least Their Cells Don't

You might think that once you give birth to a child that they're no longer a part of you physically—except, of course, for the complete control they retain over your heart and mind. Well, think again, because it turns out that during pregnancy some of their cells scatter in your body and stay there for years, maybe… » 6/07/12 1:45pm 6/07/12 1:45pm