Progressive Power Yoga: Core

"The Core," is a 48 minute DVD that is a key ingredient of the system. Mark describes this workout as follows, "For all forms of athletic endeavors, there is nothing like this program that will strengthen your trunk and abdominal regions. If your goal is to tone torso, abs, inner and outer thighs, buttocks, hips, and strengthen back muscles to support the spine, improve posture and your sense of balance, then this DVD is appropriate for you.

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