In conclusion, results showed a concurrent increase of both visual fatigue and arousal under high screen luminance. While an upsurge in visual fatigue – reflected by a reduction of the number of eye blinks – might be a bad news for our eyes, the rise of arousal – reflected by improved reading performance – has a quite good connotation. For example, the fact that participants showed faster reading times under high screen luminance without impairing comprehension is definitely good news