A branch of public health devoted to preventing illness through managing the environment and changing people's behavior to reduce exposure to biological agents of disease and injury.
Practice covers the assessment, correction, control and prevention of environmental elements that can adversely affect human health.
Traditional Hazard : related to poverty and insufficient development
Tuberculosis
Malaria
Dengue
Schistosomiasis
Filariasis
Modern Hazard : related to rapid development that lack of health and environment safeguards
Communicable Disease
SARS/COVID-19
Avian Flu
HIV/AIDS
Non-Communicable Disease
Hypertension
Diabetes
COPD
Environmental Sanitation
The control of every factors in the physical environment such as water, air, soil, excretal and food as well as insect/rodent, chemical, solid and liquid wastes which have a significant effect on the physical development, health and survival