'How to do the perfect PLANK: technique and common mistakes'

'Learn how to correctly perform the half-plank and full plank, as well going over some of the most common mistakes.  Muscles worked: core  Want another core challenge - try the Deadbug exercise: https://www.youtube.com/watch?v=2MdnSrFrks0' 

Tags: fitness , Workout , abs , gym , exercise , core , training , plank , posture

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