Globally, over 1 billion adults are overweight and at least 300 million are obese. The United States has the highest rates of obesity, with over 30% of adults obese and over 50% overweight. Mexico and the United Kingdom have the second and third highest rates of adult overweight populations at 24% and 23%, respectively. About 90 million obese Americans pay 50% more for health insurance than healthy individuals. The presenter gained childhood obesity after changing schools and having different eating habits and activities. The human body is composed of the foods and liquids consumed, which are broken down and used to rebuild tissues. Managing caloric intake and increasing physical activity and water consumption are effective strategies for losing excess body weight and fat stores.