Skip the Situps—This 10-Minute Workout Hits Your Abs With One Piece of Equipment originally appeared on Men's Fitness. Ditch the standard situps and planks for something that will hit your core and ...

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Loud men throwing weights, intimidating equipment, and the constant body checks in the mirror often left me more drained than inspired. Enter J. I. M, short for Joy In Movement, a fully automated, ...