10 Best Public Health Schools in the World
What is Public Health?
The term “Public health” is the science and art of preventing diseases, prolonging life, and promoting physical and mental health, sanitation, personal hygiene, control of infectious diseases, and health service organization.
On the other hand, doing a survey on the health of a population and the dangers it faces is the fundamentals for public health. In general, public health deals with protecting the health of entire populations.
However, these populations can be as small as a local neighborhood, or as big as an entire country or region of the world.
Besides, public health is a versatile field. For instance, public health needs epidemiology, biostatistics, and management of health services. Also, the other relevant subfields in public health are environmental health, community health, behavioral health, health economics, public policy, mental health, health education, occupational safety, gender issues in health, and sexual and reproductive health.
Actually, public health professionals try to prevent problems from happening or repeating again by implementing educational programs, suggesting policies, giving services and carrying out research. Actually, this is different from clinical professionals like doctors and nurses, that focus mainly on treating people after they become sick or injured.