The Implications of Attention Fatigue

To concentrate requires what A-R-T calls Directed Attention. After just 50 minutes of this focused navigation, the subject's store of Directed Attention was low. Walking through nature exposes you to inherently fascinating stimuli using sunsets as an example. These stimuli invoke attention modestly, allowing focused attention mechanisms a chance to replenish. So too can any number of relaxing activities so long as they provide similar inherently fascinating stimuli and freedom from directed concentration.