The invention relates to a functional exercise monitoring device for common orthopedic disease, comprising an annular body, wherein the annular body is of a hollow structure, and is internally provided with a mainboard, the mainboard comprises a processor, a storage module, a display module, a voice warning module, a powder supply module, a wireless transmission module, a digital analog converter, a muscle strength monitoring module and a monitoring module for joint range of motion, functional exercise times and the distance of movement, and the outer surface of the annular body is provided with a display screen, a power key, a loudspeaker, a data line interface, a status indicator lamp and a mode switch. The functional exercise monitoring device is provided with a voice module, is convenient for children, the old and special groups to operate and use, the operation is simple, and the help from professionals is not needed.