A strong core means more than flat abs. Flexibility, endurance, a toned body, even a healthy heart depend on your core. World-renowned yoga teacher Shiva Rea shows you a creative way to strengthen your core without the usual tedious ab exercises. In this program, she focuses on both the core and the lower body, using graceful yoga-based movements that ignite your inner fire. As you flow from one pose to another, you'll strengthen your belly, hips, thighs, and lower back. You'll feel grounded and filled with vital energy. Quick, fun, effective -- filmed in gorgeous Limahuli Garden in the island of Kauai -- this core program will become one of your favorite ways to work out.