The invention relates to a non-contact human health monitoring device and method. The device comprises a master server and a plurality of monitoring subsystems connected with the master server, wherein the master server acquires a design drawing, the drawing comprises distribution of indoor functional areas of a house, monitoring areas are divided according to the distribution of the functional areas, the monitoring areas are in one-to-one correspondence with the monitoring subsystems, each monitoring subsystem comprises a millimeter wave radar, an infrared camera, a pickup and a visible light camera, and the master server is connected with an echo signal processor, an image processor and a voice signal processor. The method comprises the steps of acquiring human vital sign data of an old person located in a sensor range, then acquiring body temperature, heartbeat and breathing data of various moving postures and quiet postures, judging abnormal conditions and health levels of the body temperature, heartbeat and breathing data, and performing health early warning. The non-contact human health monitoring device and method realize automatic real-time monitoring for the old person, feed back the health state of the old person, and reduce the care difficulty of relatives of the old person.