P90X3 - Isometrix
Instability-plus-isometric contraction to build a rock solid platform.
Part of
Includes: P90X3 - Cold Start, P90X3 - Total Synergistics, P90X3 - The Challenge, P90X3 - The Warrior, P90X3 - Eccentric Upper, P90X3 - Eccentric Lower, P90X3 - Agility X, P90X3 - Triometrics, P90X3 - Decelerator, P90X3 - CVX, P90X3 - MMX, P90X3 - Pilates X, P90X3 - Isometrix, P90X3 - Dynamix, P90X3 - X3 Yoga, P90X3 - Complex Upper, P90X3 - Complex Lower, P90X3 - How to Accelerate, P90X3 - Ab Ripper
