This document discusses the global rise of obesity and its causes and health impacts. It notes that obesity rates have doubled since the 1980s due to modernization, urbanization, increased processed food consumption, less physical jobs, and more sedentary lifestyles due to technology. Obesity is measured using body mass index (BMI) and is linked to increased risks of heart disease, diabetes, cancer and other chronic illnesses. The top 10 countries with the highest obesity rates are listed for women and men.