What are the four aspects of public health?

The four aspects of public health are:

1. Preventing disease and injury: Public health focuses on preventing disease and injury by promoting healthy behaviors, such as regular exercise, healthy eating, and avoiding tobacco smoke. It also works to prevent epidemics and pandemics by tracking and controlling the spread of infectious diseases.

2. Promoting health and well-being: Public health works to promote health and well-being for all people by ensuring access to quality healthcare, improving living conditions, and providing resources and services to help people live healthier lives.

3. Addressing environmental health risks: Public health works to address environmental health risks, such as air pollution, water contamination, and hazardous chemicals, to protect people's health from environmental hazards.

4. Preparing for and responding to disasters: Public health works to prepare for and respond to disasters by developing plans and systems to provide essential services and protect people's health during times of crisis.