Marching on the Spot Core Exercise Start with Marching in Crook Lying to activate deep core muscles, then progress to Marching in Bridging for added glute and pelvic stability challenge.🔹 Variation 1: Crook lying, engage core, alternate foot lifts🔹 Variation 2: Hold bridge position, alternate foot lifts while keeping hips levelPerfect for core control, pelvic stability, and glute endurance.