Different seminar topics on global health for Graduate degree in masters in public health.

Public health refers to "science and art of preventing disease, prolonging life and promoting human health through organized efforts and informed choices of society, public and private organizations, communities and individuals." In the analysis of the health of the population. The population in question may be as small as a handful of people, or as large as all inhabitants of several continents (for example, in the case of a pandemic). The dimensions of health may encompass "a state of complete physical, mental and social well-being and not simply the absence of disease or infirmity," as defined by the United Nations World Health Organization . Public health incorporates interdisciplinary approaches to epidemiology, bio-statistics, and health services. Environmental health, community health, behavioral health, health economics, public policy, insurance medicine, mental health and occupational safety and health are other important sub-fields.

The focus of public health intervention is to improve health and quality of life through the prevention and treatment of diseases and other physical and mental health conditions. This is done by monitoring cases and health indicators, and by promoting healthy behaviors. Examples of common public health measures include promoting hand washing, breastfeeding, administering vaccines, preventing suicide, and distributing condoms to control the spread of sexually transmitted diseases.

Modern public health practice requires multidisciplinary teams of public health and professional workers, including: physicians specializing in public health, community medicine or infectious diseases; Psychologists; Epidemiologists; Bio-statistics; Medical assistants or medical assistants; Public health nurses; Midwives; Medical microbiologists; Environmental health officers or public health inspectors; Pharmaceuticals; Dentists; Dietitians and nutritionists; Veterinarians; Public health engineers; Public health lawyers; Sociologists; Community development workers; Communications experts; Bioethicists; And others. 
There is a wide disparity in access to health care and public health initiatives between developed and developing countries. In the developing world, public health infrastructures continue to be formed.