Outbreaks, Epidemics, and Pandemics
Epidemic
A large outbreak of a disease in a community at any time
What are some examples of epidemics?
Malaria, SARS, Polio, and Cholera
Pandemic
A widespread outbreak over whole countries or even the world
Outbreak
When a disease occurs in greater numbers than expected in a region, or during a season.
What are some examples of pandemics?
Influenza, HIV/AIDS, The Black Death, and the Spanish Flu
What is the difference between epidemic and pandemic?
Pandemics normally affect a greater area than epidemics, and much more people.
Can a single case of a disease be considered an outbreak?
Yes, especially if it is an unknown disease, new to the area, or has not had any reported cases in a while