"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The 25-7-2 Stairmaster workout is the next 12-3-30 workout. You heard it here first. In the same way that ...
Jumping onto the StairMaster can feel like a never-ending climb, but it's one of the most effective machines for burning calories and shedding pounds. Whether you're a seasoned gym-goer or just ...
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