This handbook was prepared by an international group of experts in mDiabetes for WHO and ITU to provide evidence-based operational guidance and resources to assist countries and governments in drawing up a detailed work plan for the development and deployment of a national mDiabetes programme to prevent or control diabetes by healthy living. This handbook describes the considerations and decisions to be made in planning for a national mDiabetes programme in five areas: 1 Operations management ○ Needs assessment ○ Programme leadership and partnerships ○ Work plan development 2 Content development and adaptation 3 Technology 4 Promotion and recruitment 5 Monitoring and evaluation The handbook also contains annexes that include samples of message libraries, examples of mDiabetes programmes, and templates and considerations for project management.