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 ...

Ditch the standard situps and planks for something that will hit your core and then some. Work your chest, back, abs—and even get in some cardio—with this low-impact, quick-hitting TRX routine. It ...