Lifestyle choices significantly influence cognitive function during UPSC preparation. A balanced diet rich in nutrients, including omega-3 fatty acids, antioxidants, and vitamins, supports brain health. Regular physical exercise boosts blood flow and oxygen to the brain, enhancing mental clarity and focus. Consistent sleep patterns are vital for memory consolidation, while practicing mindfulness and stress-reduction techniques helps manage anxiety. Staying socially connected also promotes a positive mindset. By adopting healthy lifestyle habits, aspirants can optimize their cognitive performance and maintain productivity throughout their preparation journey.