Your guide to the emotions of pregnancy and early motherhood, from two of America's top reproductive psychiatrists.When you are pregnant, you get plenty of advice about your growing body and developing baby. Yet so much about motherhood happens in your head. What every pregnant woman really wants to know: is this normal? Is it normal for my sex drive to disappear or to go into overdrive? Is it normal to have nesting urges or an overloaded "mommy...