Gallery: 10 Ways Having A Baby Changes You

You don't have to be a rocket scientist to know that having kids is a major life changer. But unless you experience parenthood firsthand, there are many things about it you won't understand. There's the obvious truths of "you'll never sleep again," and "diapers are expensive." But many truths are only discovered once you're well into the parenting gig. So before you decide to bring a baby into the world, ask yourself if you're prepared to deal with these 10 life-changing ways that having a baby will rock your world.