Yes. But ideally this should happen instinctively. Say, if you're thinking, it's pretty natural to defocus or look at wherever. Whenever you're not actually rea

Yes. But ideally this should happen instinctively. Say, if you're thinking, it's pretty natural to defocus or look at wherever. Whenever you're not actually reading or looking at something on the screen your eyes should wander off even if it's just for a few seconds.