The document discusses obesity as a global epidemic. It summarizes a TED talk by Dean Ornish on the world's killer diet and the risks of obesity, including increased risk of cardiovascular disease, diabetes, and hypertension. It notes that obesity is preventable and that obesity-related deaths in Africa are on par with HIV/AIDS. It suggests adjusting daily life by cutting down on digital devices, social networking, and spending more time playing outside and doing sports. The document also discusses the role of the food industry in producing unhealthy products and influencing obesity rates.