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The StairMaster is the epitome of a love/hate relationship. On the plus side, it burns calories like no other and tones your butt (and who doesn't love a toned butt?). But on the downside, it'll make your legs feel like they're going to fall off. Sure, you may hate this extreme sweat-inducing workout at first, but don't worry, you'll probably hate it a little more the next day when walking is a near-impossible task. But after you get over that hump, you'll feel amazing and realize that the stair climber is actually the best cardio machinRead More – Source