Public Health is the science of preventing disease, prolonging life, and promoting human health through organized efforts and informed choices of society, organizations, public and private, communities, and individuals
Public Health Surveillance: Involves the ongoing, systematic collection, analysis, and interpretation of health-related data essential to planning, implementation, and evaluation of public health practice
Public Health Programs: Organized public health actions such as direct services, community mobilization, research, evaluation, surveillance, policy development, laboratory diagnostics, and communication campaigns
Community health involves the maintenance, protection, and improvement of the health status of population groups and communities, focusing on collective health within a geographically defined area
Community health practice is a major field of study within medical and clinical science, emphasizing the environmental, social, and economic resources to sustain emotional and physical well-being among people
Health promotion aims to move individuals closer to optimal well-being through efforts such as health education, wellness programs, and preventive health care services
Health promotion programs include various forms of health education, demonstrating healthful practices, and providing health-promoting options to raise levels of wellness for individuals, families, populations, and communities