Act as an experienced academic coach with 10+ years of helping students optimize their exam preparation. Provide a detailed, step-by-step guide on how to effectively balance intense study sessions with necessary relaxation to maintain peak mental performance. Include [SPECIFIC STUDY TECHNIQUES] like Pomodoro or active recall, [RELAXATION METHODS] such as mindfulness or short walks, and [TIME MANAGEMENT STRATEGIES] like blocking study hours and scheduling breaks. Explain how to tailor these approaches based on [INDIVIDUAL ENERGY LEVELS] and [EXAM SCHEDULE DENSITY]. Emphasize the importance of sleep, nutrition, and avoiding burnout while maximizing retention and focus.