Figure 1. Prevalence of overweight and obesity in the United States (US) and in Europe. Numbers in parentheses indicate year of data assessment. Data for the US are from the National Health and Nutrition Examination Survey, 2003–2004, with measured height and weight, as provided by the Centers for Disease Control and Prevention (http://www.cdc.gov/; accessed April 28, 2006) (Ogden et al., 2006). Data for Europe are from the national Health Interviews Surveys, round 2004, as provided by Eurostat, the official European Union’s statistical information service (http://epp.eurostat.cec.eu.int; accessed April 26, 2006). In addition to year of data collection, age range in surveys may differ. Weight and height are based on self-reports of participants in most countries, except the United States, Germany, and the United Kingdom, where height and weight were measured.