Public health refers to all organized measures (both public and private) to prevent disease and promote health, prolong life among people, activities aimed at providing conditions that make people live in conditions that are healthy, public health focuses on whole populations, not only on sick individuals or specific diseases, and therefore operates under an integrated system that includes a mix of methodologies for epidemiology, disease, environmental, behavioral, occupational health, vital statistics and others.

What are the most important public health functions?

The three main public health functions are:

* Evaluate and monitor the health of communities and populations at risk to identify priorities and health problems.

* Formulate public policies aimed at solving local health problems identified in accordance with these priorities.

* To ensure that all residents get appropriate and cost-effective medical care, including the promotion of health services and disease prevention.

One of the requirements for the practice of public health is to unite all its professionals, including doctors, epidemiologists, statisticians, microbiological laboratory workers, nutritionists, veterinarians, communications officials, sociologists and others. Their role is to monitor and diagnose health problems of entire communities and encourage practices and health behaviors to ensure that the population remains healthy.

Recently, public health has expanded in many countries. To illustrate the breadth of public health, we can look at some of the major public health campaigns, such as vaccination and control of infectious diseases, safer places, more safe and healthier foods, Drinking, the pursuit of reduction in coronary heart disease and stroke deaths, access to family planning services, as well as large campaigns on the harmful effects of smoking, all mentioned in the framework of the expansion of public health work in addition to the main functions of the Department of Public Health is to reduce the risks of all epidemic diseases and identify health problems and work to clarify it to people and solve all Possible methods.

We have also seen that public health and its measures are very important for the prevention of various diseases. Therefore, the British Academy for Training and Development offers advanced courses in improving health and wellness, building efficiency in facing risks and safety of disasters and cleaning after occur.