How to do the perfect side plank, and how to make it easier (and harder). Planks are hard. Even just 30 seconds in plank position can feel like an eternity. But as challenging as planks are, side ...
Plank looks like a simple move. But only when you try it you will know how difficult it is to hold your body weight for a few seconds. A simple plank move, if done correctly can provide you with the ...