Asthma

Public health consists of all the organized measures instituted to accomplish the following for the overall specific population: 1) to prevent disease; 2) to promote health; and 3) to contribute to prolonged lives. The unit of analysis for public health is an entire population, not any one individual in the population. The aim of public health is to establish and maintain conditions that promote health. Rather than focusing the eradication of certain diseases, public health takes a holistic, systematic approach. According to the World Health Organization (WHO), the three primary functions of a public health system are as follows:

To identify public health priorities and problems through monitoring and assessment of community health and of at-risk populations;

To solve recognized health problems at the local, state, and national level through the formulation and implementation of public policies;

To ensure that all people have access to cost-effective, appropriate health care,...
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