The invention relates to the technical field of medical devices and equipment, and is a self-exercising rehabilitation device and its use method during the mid-late stage of neurology, taking into account the function of a nanny during recuperation and recovery. The invention discloses a device for physical therapy and walking exercise rehabilitation for patients with cerebral apoplexy, cerebral infarction, cerebral hemorrhage, cerebral atrophy, damaged cranial nerves, leg muscle weakness and chronic illness. It is a combination, with upper and lower units, the upper unit is "free" walking rehabilitation exercise, the magnetic physiotherapy area also has the function of daily life nanny, and the patient walks "freely" on the rubber belt of the circular conveyor under the protection of the back auxiliary safety belt . The acupoints, reflection areas, microcirculatory vessels, and nervous system on the soles of the feet are passively branded, pricked, stroked, and magnetic physiotherapy with different means. The lower unit on the ground floor is a driving platform, which can move freely in courtyards, small squares, parks and other living areas after combination.