The GYROTONIC EXPANSION SYSTEM® is a revolutionary movement system that draws from key principles of gymnastics, swimming, ballet, Qi Gong and yoga. With GYROTONIC® exercise, major muscle groups are worked interdependently in an integrated manner to increase range of motion by opening and mobilizing joints while simultaneously strengthening and stretching and increasing coordination. It is a unique system of movement that leaves the body feeling more open, energized, balanced and relaxed.