I have just started using the pomodoro technique. However, often after a 30 min work interval (I have changed the 25 minute interval to 30), I often don't feel exhausted and think I could go on ...
I can't continuously study more than 2.5 hours. After that, I become exhausted. If I continue to study after that time limit, I read something but the materials seem to be not entering my head. I just ...