A contactless health monitoring device (210, 301), comprising: a housing; a radar sensor (320, 405) that comprises a plurality of antennas, wherein the radar sensor (320, 405) is housed by the housing; and a processing system, comprising one or more processors, in communication with the radar sensor (320, 405), housed by the housing, wherein the processing system is configured to: receive, for each antenna of the plurality of antennas, a radar data stream from the radar sensor (320, 405), thereby receiving a plurality of radar data streams; perform a beam steering process that creates a plurality of targeted spatial zone radar data streams from the received plurality of radar data streams; determine breathing displacement for a user for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams; analyze the breathing displacement for the user for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams; and output a screening result based on analyzing the breathing displacement for the user in relation to time for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams. a housing; a radar sensor (320, 405) that comprises a plurality of antennas, wherein the radar sensor (320, 405) is housed by the housing; and a processing system, comprising one or more processors, in communication with the radar sensor (320, 405), housed by the housing, wherein the processing system is configured to: receive, for each antenna of the plurality of antennas, a radar data stream from the radar sensor (320, 405), thereby receiving a plurality of radar data streams; perform a beam steering process that creates a plurality of targeted spatial zone radar data streams from the received plurality of radar data streams; determine breathing displacement for a user for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams; analyze the breathing displacement for the user for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams; and output a screening result based on analyzing the breathing displacement for the user in relation to time for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams. receive, for each antenna of the plurality of antennas, a radar data stream from the radar sensor (320, 405), thereby receiving a plurality of radar data streams; perform a beam steering process that creates a plurality of targeted spatial zone radar data streams from the received plurality of radar data streams; determine breathing displacement for a user for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams; analyze the breathing displacement for the user for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams; and output a screening result based on analyzing the breathing displacement for the user in relation to time for each targeted spatial zone radar data stream of the plurality of targeted spatial zone radar data streams.