A massage apparatus (10; 90; 122; 170) comprising: a housing (20, 22; 92, 94; 126; 172, 174); a motor (32; 102, 104; 176) oriented in the housing; a substrate (44; 158; 188) mounted to the housing for rotation relative thereto, and operably driven for rotation by the motor; at least one massage node (56, 58; 110, 112; 198, 214) mounted to the substrate for providing a massage effect; a positive temperature coefficient heater (64; 154; 194) disposed beneath the at least one massage node; at least one infrared light emitting diode (D1-D4) disposed beneath the at least one massage node; a pair of conductive contacts (72, 78, 80; 116, 118; 164, 166; 208, 210, 212) each mounted to one of the substrate and the housing; a pair of conductive brushes (68, 70; 160, 162; 200) each in engagement with one of the contacts and mounted to another of the substrate and the housing opposite to a corresponding contact for maintaining engagement during rotation of the substrate relative to the housing, wherein the contacts and brushes are in electrical communication with the PTC heater and with the at least one LED for conducting electricity from the housing to the PTC heater and the at least one LED; and a controller for controlling the operation of the massage apparatus, the PTC heater, and the at least one LED, the controller being adapted to receive an input signal for requesting a demonstration operation of the massage apparatus; initiate a heating operation of the PTC heater and the at least one LED such that the heating of the PTC heater is discontinued upon the massage apparatus reaching a predefined temperature while continuing the heating operation of the at least one LED so as to maintain a heated state of the at least one massage node. a housing (20, 22; 92, 94; 126; 172, 174); a motor (32; 102, 104; 176) oriented in the housing; a substrate (44; 158; 188) mounted to the housing for rotation relative thereto, and operably driven for rotation by the motor; at least one massage node (56, 58; 110, 112; 198, 214) mounted to the substrate for providing a massage effect; a positive temperature coefficient heater (64; 154; 194) disposed beneath the at least one massage node; at least one infrared light emitting diode (D1-D4) disposed beneath the at least one massage node; a pair of conductive contacts (72, 78, 80; 116, 118; 164, 166; 208, 210, 212) each mounted to one of the substrate and the housing; a pair of conductive brushes (68, 70; 160, 162; 200) each in engagement with one of the contacts and mounted to another of the substrate and the housing opposite to a corresponding contact for maintaining engagement during rotation of the substrate relative to the housing, wherein the contacts and brushes are in electrical communication with the PTC heater and with the at least one LED for conducting electricity from the housing to the PTC heater and the at least one LED; and a controller for controlling the operation of the massage apparatus, the PTC heater, and the at least one LED, the controller being adapted to receive an input signal for requesting a demonstration operation of the massage apparatus; initiate a heating operation of the PTC heater and the at least one LED such that the heating of the PTC heater is discontinued upon the massage apparatus reaching a predefined temperature while continuing the heating operation of the at least one LED so as to maintain a heated state of the at least one massage node.