Lifestyle changes that can positively influence UPSC preparation effectiveness include adopting a balanced diet, maintaining a regular exercise routine, and ensuring adequate sleep. Opting for a healthier lifestyle helps boost concentration and energy levels, essential for long study hours. Additionally, practicing mindfulness or meditation can enhance focus and reduce stress. Establishing a structured daily routine supports efficient time management, while limiting distractions from social media can significantly improve productivity. These changes contribute to better mental and physical health, which are crucial for sustained preparation.