Conflict of Interest Disclosures: The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. Dr Gillman reported giving invited talks in meetings sponsored by the International Life Sciences Institute, Nestle Nutrition Institute, and Danone; receiving royalties from UpToDate for a chapter on dietary fat; and providing external reviews for the US Preventive Services Task Force. Dr Daniels reported being on a data and safety monitoring board for Merck Schering Plough and QLT and receiving royalties for a book chapter from McGraw-Hill. Between 1985 and 2003, Dr Gillman was a primary care internal medicine/pediatrics physician at South Boston Community Health Center. Since 2005, he practices in the Preventive Cardiology Clinic at Children’s Hospital Boston. Dr Daniels is a pediatric cardiologist focused on preventive cardiology. Hehas directed clinical programs in obesity, hypertension, and dyslipidemia and currently practices in the Preventive Cardiology Clinic at Children’s Hospital Colorado.