Public health services have 3 core functions.


Policy Development



Monitor health status to identify community health problems

Examples: determining health service needs; identifying threats to health;

  • Diagnose and investigate health problems and health hazards in the community.

Examples: Maintaining active infections disease epidemiology programs

2. Policy Development

  •  Inform, educate and empower people about health issues.

Examples: Participating in community development efforts; participating in health education efforts with schools

  • Mobilize community partnerships to identify and solve health problems.

Examples: Undertaking defined health improvement planning efforts and projects

  • Develop policies and plans that support individual and community health efforts.

Examples: Developing and tracking measurable objectives; fostering leadership development at all levels; developing policies and legislation to guide the practice of public health

3. Assurance

Enforce laws and regulations that protect health and ensure safety.

Examples: Enforcing sanitation codes; protecting drinking water supplies; providing animal control services; monitoring the quality of care

  • Research for new insights and solutions to health problems.

Examples: Link with institutions of higher learning; ensure staff training for participation in responding to outbreaks and in conducting research

  • Link people to needed personal health services and make sure the provision of health care with unavailable.

Examples: assessing the effectiveness of programs; providing culturally appropriate communication and materials;

  • Assure a competent public health and personal health care workforce.

Examples: providing education, training, assessment of staff; establishing efficient procedures for licensure; creating partnerships with professional training programs

  • Evaluate effectiveness, accessibility and quality of personal and population-based health services.

Examples: Assessing the effectiveness of programs; providing information for allocating resources and reshaping programs

By Aiza kamal khan

Faculty of Veterinary ScienceDepartment of Physiology and PharmacologyThe University of Agriculture, FSD, PAK