Perfect the Hanging Leg Raise | Men's Health

Perfect the Hanging Leg Raise | Men's Health: "The hanging leg raise may be the holy grail of core training. You probably know it: As you hang from a bar, you curl your hips and knees up to your chest. If you can do these for double digit reps, you have some serious core strength—and a way to build your abs that's unrivaled. The question is, how do you get to double digit reps?"

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