Slim Your Waist and Strengthen Your Back with Side Planks

Lori demonstrates an intermediate side plank for those who have been exercising and may want something a little extra to help their core and back strength—and to build confidence! This video shows three modifications with increasing challenges: knees bent, legs separated and legs together. This exercise may stress your shoulder, so check the posture of your upper body before beginning by collapsing and lifting the rib cage to make sure you are comfortable.