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Core Strengthening Exercises - Planks by John Sifferman

http://johnsifferman.comrnrnCore Strengthening Exercises by John Sifferman including front plank, side plank, one arm plank, one leg plank, one arm/one leg plank, top pushup, t-pushup, bottom pushup.rnrnHold each for time, increasing slowly each week.

Sclipo | October 3, 2008Watch more videos from Sclipo

Tags:. .pushup. .planks











Planks   Pushup