A support apparatus configured to be placed on a mattress and configured to support a person, the support apparatus comprising: a top surface including one or more predetermined areas (112, 114); one or more conduits (232, 236, 242, 244) located inside the support apparatus, a portion of the one or more conduits (232, 236, 242, 244) being located proximate to the one or more predetermined areas (112, 114); and an air supply configured to provide air to the one or more conduits (232, 236, 242, 244) for delivering to the one or more predetermined areas (112, 114), the air supply comprising: a temperature sensor configured to measure a temperature of the air provided by the air supply; a cooling element; and a controller communicatively coupled to the temperature sensor and the cooling element, the controller comprising at least one processor and at least one memory storing computer readable and executable instructions that, when executed by the processor, cause the controller to: determine whether the measured temperature of the air is higher than a predetermined temperature; and control the cooling element to cool the air to the predetermined temperature if it is determined that the temperature of the air is higher than the predetermined temperature. a top surface including one or more predetermined areas (112, 114); one or more conduits (232, 236, 242, 244) located inside the support apparatus, a portion of the one or more conduits (232, 236, 242, 244) being located proximate to the one or more predetermined areas (112, 114); and an air supply configured to provide air to the one or more conduits (232, 236, 242, 244) for delivering to the one or more predetermined areas (112, 114), the air supply comprising: a temperature sensor configured to measure a temperature of the air provided by the air supply; a cooling element; and a controller communicatively coupled to the temperature sensor and the cooling element, the controller comprising at least one processor and at least one memory storing computer readable and executable instructions that, when executed by the processor, cause the controller to: determine whether the measured temperature of the air is higher than a predetermined temperature; and control the cooling element to cool the air to the predetermined temperature if it is determined that the temperature of the air is higher than the predetermined temperature. a temperature sensor configured to measure a temperature of the air provided by the air supply; a cooling element; and a controller communicatively coupled to the temperature sensor and the cooling element, the controller comprising at least one processor and at least one memory storing computer readable and executable instructions that, when executed by the processor, cause the controller to: determine whether the measured temperature of the air is higher than a predetermined temperature; and control the cooling element to cool the air to the predetermined temperature if it is determined that the temperature of the air is higher than the predetermined temperature. determine whether the measured temperature of the air is higher than a predetermined temperature; and control the cooling element to cool the air to the predetermined temperature if it is determined that the temperature of the air is higher than the predetermined temperature.