Public Health Unpacked
Unpacking Public Health and Community Medicine topics into digestible chunks. Questions, comments, suggestions welcomed at https://www.facebook.com/PublicHealthUnpacked Thank you. Background music credits to Tim Moor from Pixabay.
Public Health Unpacked
PHU 002: Epidemiological Triad or Triangle of Disease Causation
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Emmanuel Joseph Fong (MD, MPH, DrPH)
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Episode 2
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This is one triangle you don't want to miss.
The Epidemiological Triad or Triangle consists of:
- Agent
- Host
- Environment
Join me as we unpack this triad and fit the current COVID-19 pandemic into this triangle.
You can further fit other infectious diseases into this triad and discover how each component interact and cause disease. By knowing how they interact and cause disease, we can better manage our risk of getting infected as well.
Intro
Why this Triad or Triangle?
Components of Epidemiological Triad or Triangle
Epidemiological Triad: Agent
Epidemiological Triad: Host
Epidemiological Triad: Environment
Fitting the COVID-19 pandemic into the Epidemiological Triad model
Infection occurs when all components present
Recap
Self risk management by using the triad
Summary and End