A health care system includes a sampling device for sampling body fluid of a test subject, an analysis device for analyzing the sampled body fluid, and a transmission device for transmitting analytical data obtained from the analysis to a diagnosis unit, where the diagnosis unit is for diagnosing a health status of the test subject from the transmitted analytical data. Moreover, the system includes a server for storing and accumulating analytical data and/or diagnostic results, and a health-care-information display device for receiving and displaying diagnostic results.