Is it time to climb on the bandwagon? A mini stepper is like the pint-size spawn of a StairMaster and an elliptical machine — it simulates stair climbing, but your feet don’t leave the two pedals.
"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Most gyms have an elliptical machine. And chances are, someone's on it—and using it incorrectly. The ...