Book excerpt: Yikes, you're suddenly parents, home alone with your brand-new baby! Where's your own mother or smart friend—where's your pediatrician—when you desperately need reassurance and advice? Mayo Clinic Guide to Your Baby's First Year is a steady, ever-present source of both information and wisdom. When you're faced with a perplexing development, reach for this complete Guide by the baby experts at the renowned Mayo Clinic—doctors who are also parents. When you wonder what might happen next, check the "Month-by-Month Growth and Development" pages of this trusted companion.