At my gym, the StepMill is usually vacant. You know — the cardio machine that resembles a mini-escalator. It is large and intimidating; plus, it's hard to cheat when working out on a StepMill. Still, using this machine is a great way to get your legs ready for the short shorts of Summer. You can also try this interval pyramid routine as an alternative to running hills. Begin by selecting "manual" on the machine setup.
Take a gander at the workout when you read more.
Click here for a printable version of the workout to take to the gym.