Abstract: According to the teachings of the current invention, there is provided a resistance torque bar system for personal exercise, physical therapy, and fitness training, configured to provide progressive bending, explosive recoil, high tensile strength, natural twisted resistance force, and impact strength, the resistance torque bar system comprising: a torque bar having an elongated cylindrical shape, having an elongated length and a longitudinal axis, which in cross-section serves as an axis of symmetry, and having two bar ends; a high tensile cord configured along the longitudinal axis, within the torque bar; and a rod bundle configured substantially concentrically around the high tensile cord, and a reinforced hose enclosing and containing the rod bundle and the high tensile cord; wherein the high tensile cord, rod bundle, and reinforced hose extend substantially along the entire length of the torque bar, and terminate and are mechanically constrained in a longitudinal direction at the two bar ends.