Diabetes health management systems comprising a portable devices having a user interface, a processor, a memory, and a communication circuit is disclosed. In one embodiment, a diabetes health management system has program code including a communications module, a data module, a therapy module, and an analysis module. The communications module wirelessly couples the portable device to a plurality of user devices. The data module receives and stores into the memory blood glucose measurement values, insulin dosage data, and health data entries. The therapy module determines a therapy advice message based at least in part on the received blood glucose measurement values, the received insulin dosage data, and displays the therapy advice message on the user interface. The analysis module displays on the user interface a graphical representation of selected blood glucose measurement values, selected insulin dosage data, selected health data entries, or combinations thereof.