Tone Your Body with Tai Chi Resistance Training. In Tai Chi Fusion IRON, you’ll experience the blending of Tai Chi and resistance training. Master teacher David-Dorian Ross guides you step by step through an easy-to-follow workout on a beautiful Hawaiian beach. You’ll alternate between empty hand movements and using weighted Tai Chi Fit Stix. You can practice along with any short sticks, even wooden spoons from the kitchen!