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Attack these three high-intensity moves to break a serious sweat.
Sculpt your quads, calves, glutes, and abs.
How the 'Man of Steel' got huge.
Get bigger, stronger, and more athletic.
The ideal legs-strengthening workout.
All you have to do to get jacked is cover the bare essentials.
Grow stronger quads, hamstrings, and glutes.
This four-move circuit only requires a set of dumbbells.