390 reps, abs of steel medicine ball workout | Incorporate this 390 rep medicine ball ab routine into your cardio and strength training to sculpt a tighter torso and flatter abs. | www.nourishmovelove.com
Looking for an ab routine to add on to an existing strength or cardio workout? Tack on 3 rounds of this 2.5 minute core circuit to feel the burn! Oh- and you can even do a round, while your Better Oats are cooking in the microwave.