Sculpt your entire upper body with this one move.
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This guy is pretty strong.
Trainers emphasize a variety of moves, but for goodness sakes, don't do a crunch.
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I would not try this.
One quick workout can test even the most sculpted six-pack.
You've never tried an abs workout quite like this.
Tone your abs and strengthen your core without killing your free time.
This is one of the best exercises for your core, except for one thing: It's painfully boring.