May 21, 2013
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Plank Knee Cross Exercise 2:42 minutes | 2010-Oct-14
by SignatureTrainers
Plank Roll Exercise 2:44 minutes | 2010-Oct-14
by SignatureTrainers
Single Leg Crossover Plan... 2:15 minutes | 2010-Oct-14
by SignatureTrainers
Plank Row Pull-Up Exercise 2:07 minutes | 2010-Oct-14
by SignatureTrainers
Straight Arm Side Plank E... 1:16 minutes | 2010-Oct-14
by SignatureTrainers
Plank to Knee Core Exercise 3:01 minutes | 2010-Oct-14
by SignatureTrainers
Plank Exercise to Strengt... 1:53 minutes | 2010-Jul-25
by TheDoctors
The Plank Row Exercise 1:33 minutes | 2010-Oct-14
by SignatureTrainers
How to Perform Plank with... 1:57 minutes | 2009-Sep-02
by pilatesonfifth
Abs Workout on the Stabil... 1:11 minutes | 2010-Aug-23
by amymac
Simple Core Exercises for... 3:08 minutes | 2012-Feb-01
by TheDoctors
A Stability Ball Workout ... 4:32 minutes | 2013-Apr-03
by FitSugarTV
Strengthen Your Core with... 2:51 minutes | 2008-Oct-25
by getexercised
Plank Peel with Push-Up E... 3:10 minutes | 2010-Oct-14
by SignatureTrainers
Plank Push Exercise 1:48 minutes | 2010-Oct-14
by SignatureTrainers
Multi-Plane Plank Jumps E... 1:21 minutes | 2010-Oct-14
by SignatureTrainers