Telemedicine, defined by the WHO as 'healing from a distance', utilizes telecommunications and information technologies to provide remote clinical services, allowing patients to receive care without in-person appointments. The document outlines the history, functionality, types of services, effectiveness in chronic disease management, and its role in disaster relief, illustrating the evolution and importance of telemedicine in modern healthcare. It emphasizes accessibility and efficiency, making healthcare more manageable and reducing waiting times for patients.