Epidemiology of Infectious Diseases aims to understand the evolution of infectious diseases in order to prevent them and therefore to contribute to a better health.
Infectious diseases have always been around from vaccine preventable, emerging, zoonotic, food and waterborne, vector-borne, to those transmitted from person to person, the action is guided by a holistic approach recognizing the interaction between microbes, people, fauna and the environment.
Epidemiology is science for public health requiring the use of an appropriate methodology for surveillance, impact assessment, risk assessment and support in outbreak management.