Health, United States, 2011 is the 35th report on the health status of the Nation and is submitted by the Secretary of the Department of Health and Human Services to the President and the Congress of the United States in compliance with Section 308 of the Public Health Service Act. This report was compiled by the Centers for Disease Control and Prevention’s (CDC) National Center for Health Statistics (NCHS). The National Committee on Vital and Health Statistics served in a review capacity. The Health, United States series presents an annual look at national trends in health statistics. The report contains a Chartbook that assesses the Nation’s health by presenting trends and current information on selected measures of morbidity, mortality, health care utilization, health risk factors, prevention, health insurance, and personal health care expenditures. This year’s Chartbook includes a Special Feature on Socioeconomic Status and Health. The report also contains 151 Trend Tables organized around four major subject areas: health status and determinants, health care utilization, health care resources, and health care expenditures.