The document discusses how a healthy diet provides the body with nutrients for energy and proper functioning. It notes that the food pyramid guides people to consume foods from five essential groups each day, including proteins, dairy, fruits and vegetables, and grains. Following a balanced diet from these groups and eating a variety of colorful fruits and vegetables daily can provide vitamins, minerals, fiber, and antioxidants to prevent disease and support a longer, healthier life through better school performance and achievement.