“Engage your core!” You’ve probably heard this over maxim over the course of your life, whether in a group fitness class, at your Pilates studio, or maybe from your doctor advising you on how to safely lift those heavy items. Even in the Pilates studio, where we’re known for core strengthening, what exactly we’re strengthening can be misunderstood, which brings me to today’s Anatomy Moment. What is this elusive core?