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Build abs that pop, and a big back and biceps.
You can do this workout just about anywhere.
A simple 10-minute routine to maximize your core work.
Burn fat off your entire core with 13-move abs circuit.
One hunk of iron. Five exercises.
Rip up your midsection without tearing up your lower back.
Go from soft to shredded.
Target fat and develop lean muscle with this circuit program.