If you want serious fitness results and are seeking to increase your inner peace, check out these powerful exercise programs hosted by Duncan Wong. These intermediate/advanced skill level workouts mix the core conditioning of Gung Fu techniques with elements of Ashtanga Vinyasa yoga and Thai massage to help you get in shape and increase the connection between your mind and your body. 3 1/2 hrs. total. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo; bonus footage.