Planks Rotations

Planks train your core in ways few other exercises can do. Planks with rotations increase the magnitude of the challenge and bring additional muscle groups into play. 

What's involved: Core, triceps, shoulders, quads, lower back, lower abs, upper abs, lateral abs. 

Powered by: Core, lateral abs, lower abs.

Tip: While performing planks with rotations, consciously tighten your lower stomach flattening the muscles there and forcing them to align better.