(not above commenter) I've started listening to audio books during cardio workouts. To me, the experience is a bit less involved than reading. A good narrator

(not above commenter) I've started listening to audio books during cardio workouts. To me, the experience is a bit less involved than reading. A good narrator can paint quite the picture with intonation, emphasis, ... I find it is still a way more involved and active experience then, eg, watching a movie or TV show. I still imagine the scenery in my mind, think about the characters motivations, ... With a busy schedule, it is a great compromise, I think.