Abstract: Provided herein is a reactive pillow comprising: a pressure sensor mat (11) including a first electrode fabric layer (20) having a plurality of first conductive portions (13) and a plurality of first non-conductive portions; a second electrode fabric layer (21) having a plurality of second conductive portions (14) and a plurality of second non-conductive portions; and a piezoresistive fabric layer (24) having a sheet resistance of at least 50K ohm/square; an actuator (40) comprising a plurality of first airbags (41, 42, 43) and a second airbag (44), each of the airbags (41, 42, 43, 44) having an inflated configuration corresponding to an increase in the volume of the airbags (41, 42, 43, 44) and a deflated configuration corresponding to a decrease in the volume of the airbags (41, 42, 43, 44); a controller communicating with the pressure sensor mat (11) and the actuator (40) communicating with the controller to actuate the controller to convert the airbags (41, 42, 43, 44) between the inflated configuration a