Maintaining a healthy lifestyle positively impacts UPSC exam performance by promoting physical and mental well-being. Regular exercise enhances brain function and reduces stress, leading to improved concentration during study sessions. A balanced diet rich in nutrients supports cognitive abilities and energy levels, while adequate sleep ensures optimal brain performance and retention of information. Additionally, healthy habits can prevent burnout and fatigue, leading to a more sustained focus on preparation. The cumulative effect of these practices ultimately contributes to higher performance on exam day.