The present invention provides your lower body to the behavior of the walking assistance or rehabilitation of elderly or disabled members of the public strength enhancement relates to the exoskeleton and walking aids and assistive robots for intelligent muscle consisting of castor Walker wears on. Exoskeleton is a pair of frames, hip joints and the knee portion, and having at least one brace, caster walkers and a wheel driven by the motor for driving. Cancer is configured as a pair in response to the exoskeleton frame is fastened to each end of each exoskeleton and caster walker. Arm is driven up and down by the lifting device installed in the caster walkers. In addition, the exoskeleton is installed on the arm and hip drive device that transmits the rotation driving force to the hip, the thigh frame is installed on the knee portion and a drive device that transmits the rotation driving force to the knee portion. The lifting device is powered up and down for the user of the standing action to assist the arm in a horizontal state. ; 展开▼