The document discusses healthy and unhealthy foods. It defines key terms like health, healthy, and unhealthy. Healthy foods like vegetables, fruits, meat, fish, and cereals provide energy, protect, and build the body. Unhealthy foods like sweets, chocolate, pizza, and chips can make a person ill if eaten in large quantities. The document uses examples to illustrate healthy foods like oranges and broccoli versus unhealthy foods like chips and cookies. It includes an activity where the reader chooses which pictures show healthy versus unhealthy foods.