The main claim of the passage is that eating a balanced breakfast is important for maintaining energy levels and improving academic performance in students.
The evidence supporting this claim includes:
- Research showing that students who eat breakfast perform better in school.
- A study by the Centers for Disease Control and Prevention indicating that students who have a healthy breakfast exhibit better concentration.
These points suggest that a nutritious breakfast contributes positively to students' energy levels and their ability to focus, which in turn enhances their academic performance.