Uploaded January 2013 | Updated September 2026, 8 hours ago
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primal7.com - A major part of the OPT model is exercising in all three planes of motion - FRONTAL, SAGITTAL AND TRANSVERSE. NASM certified personal trainer David Norton helps your flat abs dream come true by working the core in all three planes motion using Primal7 to support and challenge the core muscles simultaneously. Subscribe now: youtube.com/subscription_center?add_user=fittestdummies Get the 5 DVD Workout Featuring David Norton here: amzn.com/B00DHKKRY4
