"During the past 20 years there has been a dramatic increase in obesity in the United States. In 2007, only one state (Colorado) had a prevalence of obesity less than 20%. Thirty states had a prevalence equal to or greater than 25%; three of these states (Alabama, Mississippi and Tennessee) had a prevalence of obesity equal to or greater than 30%" - US Obesity Trends 1985-2007, Center for Disease Control & Prevention Web Site
Explore the obesity trends in the United States by interacting with the visualization below. Each tee in the matrix represents the percentage of population in the particular state that is obese*Per CDC, obesity is indicated by BMI >= 30. The darker the red and the larger the tee, the more obese a state in that particular year.