Health has been described by theWorld
HealthOrganization (WHO) is a state of
complete physical, mental and social well-
being and is not merely the absence of
disease or infirmity.
Public health, as described byWinslow, is
“the science and art of preventing disease,
prolonging life, and promoting physical
health and efficiency through organized
community efforts. It is concerned with
lifestyle and behavior, the environment,
human biology, and organizations of health
programs and systems.The public pertains to
the community, state, or nation.
Control of Infectious Diseases
Declines in Deaths from Heart Disease and
Safer and Healthier Foods
Healthier Mothers and Babies
Fluoridation of DrinkingWater
Tobacco as a Health Hazard
Future Directions of Public Health
1. Disease caused by the pollution of the
country’s air and water systems.
2. Chronic diseases of the expanding
population of older adults.
3. Inadequate funding for dental disease in
4. An increase in violence among youth of
Studying examples of public health problems
appears to be the easiest means of developing
an understanding of what constitutes public
health. Public health problems, as described by
Burt and Ecklund, must meet the following
1. A condition or situation that is a widespread
actual or potential cause of morbidity or
2. An existing perception that the condition is a
public health problem on the part of the public,
government, or public health authorities.
E.g. Immunizations, tobacco cessation
programs, fluoridation of drinking water, and
seat belts and air bags in cars to prevent
injuries and mortality.
Seven Characteristics of Public Health Solutions
Not hazardous to life or function.
Effective in reducing or preventing the targeted
disease or condition.
Easily and efficiently implemented.
Potency maintained for a substantial time
Attainable regardless of socioeconomic status.
Effective immediately upon application.
Inexpensive and within the means of the
Dental public health has been described by the
American Board of Dental Health as the science and
art of preventing and controlling dental disease and
promoting dental health through organized
It is that form of dental practice which serves the
community as the patient rather than the individual.
It is concerned with the dental education of the public,
applied dental research, and the administration of
group dental care programs, as well as prevention and
control of dental diseases on a community basis.
“Effort that is organized by
society to protect, promote and
restore the health and quality of
life of the people.”
“The health outhcomes of a group of
individuals, including the distribution of such
outcomes within the group. It is an approach
to health with a goal to improve the health of
the entire population.