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 ...

We tend to think about the exercise in isolation, but a plank is fundamental to proper form in a huge variety of everyday exercises: press ups, mountain climbers and burpees, to name just three.

Keeping your body controlled while moving an object develops functional core stability better than static movements ...