The invention provides an intelligent fitness device with the function of rehabilitation exercise, which comprises a base, the side wall of the base is connected with a side plate, the outer wall of the side plate is connected with a seat plate, the top of the base is connected with a connecting block, and the top of the connecting block is connected with a Workbench, both sides of the workbench are connected with sleeves, the sleeves are fixedly connected to the top of the base, both sides of the outer wall of the workbench are slidingly connected with the first rack plate, and the outer walls of the two first rack plates are connected with connectors , a foot pedal is connected between the two connecting parts, and the outer wall of the first rack plate is meshed with a first gear; the present invention performs fitness exercises on the hands and feet of the elderly, which is beneficial to promote blood circulation in the body and improve the breathing of middle-aged and elderly people The system function is conducive to strengthening the physical mechanism of middle-aged and elderly people, reducing the work intensity of medical staff, enabling patients to restore their health as soon as possible, and improving the recovery efficiency of patients.