The reason you can’t focus for more than 20 minutes has nothing to do with distraction — it starts much earlier

student struggling to focus while studying

You sit down to study. Books open, notes ready, phone face-down on the other side of the room. Everything looks fine. And still, within 15 to 20 minutes, your brain starts drifting. You re-read the same paragraph three times and it registers nothing. You’re not even sure exactly when you stopped reading and started just … Read more