Epidemiology

Pathogens vs Hosts: The Tiny Invaders and Their Targets

Discover Pathogens vs Hosts as a core part of Epidemiology. This lesson explains what it means, walks through a real example, introduces key terms, and includes three hands-on activities to help you understand and apply the idea.

Pandemics — How They Spread

A pandemic is a global outbreak. From Black Death to COVID-19, they reshape societies. Modern preparedness can save millions.

Statistics in Public Health

Numbers reveal disease patterns invisible to individual observation. Statistics turn data into life-saving decisions.

Contact Tracing Methods

Discover Contact Tracing Methods as a core part of Epidemiology. This lesson explains what it means, walks through a real example, introduces key terms, and includes three hands-on activities to help you understand and apply the idea.

HIV and AIDS Response

Discover HIV and AIDS Response as a core part of Epidemiology. This lesson explains what it means, walks through a real example, introduces key terms, and includes three hands-on activities to help you understand and apply the idea.

Infectious vs Chronic

Discover Infectious vs Chronic as a core part of Epidemiology. This lesson explains what it means, walks through a real example, introduces key terms, and includes three hands-on activities to help you understand and apply the idea.