[header] How to stay entertained on a treadmill [title] Do interval training. [step] Spend 1-5 minutes doing hard, fast, or steep running on the treadmill followed by 1-5 minutes of slower, less steep, or easier jogging or walking. Continue to alternate between the 2 types for your entire workout. 
This will allow you to get a more effective cardio workout in less time. [title] Try running a fartlek on the treadmill.