Meet the latest treadmill by Technogym: an exercise machine that can interact with apps and third-party devices, including Google Glass. It provides you with a personalized experience. The treadmill has enough bells and whistles to help you push your body harder, stay entertained, and burn a ton of calories in the process.
You will get real-time feedback as you move. As long as you manage to keep your Glass on and keep it from getting damaged, you can have lots of fun on a machine like this.