To maintain focus during prolonged study periods for UPSC, various methods can be employed. The Pomodoro technique is effective, allowing periods of focused study followed by short breaks to recharge. Creating a structured study schedule helps in organizing topics, facilitating a systematic approach. Minimizing distractions by choosing a quiet study environment, silencing mobile devices, and setting specific goals for each session can also aid concentration. Additionally, staying physically active and practicing mindfulness techniques like meditation can enhance mental clarity and endurance during extended study hours.