The Science of Mom: A Research-Based Guide to Your Baby's First YearNow updated! The new edition of this best selling guide uses science to tackle some of the most important decisions facing new parents from sleep training and vaccinations to breastfeeding and baby food. Is cosleeping safe? How important is breastfeeding? Are food allergies preventable? Should we be worried about the aluminum in vaccines? Searching for answers to these tough parenting questions can yield a deluge of conflicting advice. In this revised