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From your core to your calves, this routine will build muscle.
Work your calves, quads, and hamstrings to exhaustion.
Utilize a medicine ball, a Swiss ball, and your own bodyweight.
These abdominal moves will forge crazy core strength and stability.
You can do this workout just about anywhere.
Get ready to throw some weight around.
Burn fat off your entire core with 13-move abs circuit.
One hunk of iron. Five exercises.