Abstract: This disclosure presents a monitoring device configured to be associated with a support to monitor a presence of a subject on the support. The monitoring device comprises a sensor configured to collect sensing data on the presence of the subject on the support and a network gateway. The network gateway is configured to receive the sensing data from the sensor and transmit the sensing data to an external network access point and receive auxiliary monitoring data from one or more than one auxiliary sensor external to the monitoring device and transmit the auxiliary monitoring data to the external network access point. Further, an assembly is presented that comprises the monitoring device and a support, wherein the monitoring device is associated with the support.