2. Weighted Copenhagen Plank

Position a bench or stool down by your feet. (You don’t want it to be too tall since you’re performing an elevated side plank from your forearm.) Lie on your left side, left forearm planted on floor inside of right foot resting on top of bench. Hold a 25-pound weight plate or vest on the side of your top hip. Raise your body off the floor, supporting your weight with your right foot and left forearm. Pro tip: Make it harder by performing slow-tempo hip dips. 5 x 60 seconds each side