About one in five school-aged children has obesity. It is essential that young people understand what this condition is, and how to avoid it. This book explores issues related to obesity. Readers will explore how widespread obesity is and what causes it. They will evaluate if junk food and soda should be taxed to reduce obesity, and if healthier school lunches can reduce obesity. Colorful photographs, charts, graphs, tables and editorial cartoons reinforce text and present data.