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Introduction to Epidemiology						Print
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Epidemiology is the “study of distribution and determinants of health-related states among specified populations and the application of that study to the control of health problems.”*— A Dictionary of Epidemiology*
These materials provide an overview of epidemiology investigations, methods, and data collection.

Topics
Key concepts and terms
Calculating rates
Approach and methodology
Data sources and study design
Top of PageAvailable Materials
Slide PresentationCover slide for Introduction to Epidemiology presentation
These slide sets are in the public domain and may be downloaded and customized as needed by the user for informational or educational purposes. Permission from the Centers for Disease Control and Prevention is not required, but citation of the source is appreciated.
PowerPoint format [PPT – 6 MB]
PDF format [PDF – 2 MB]Suggested Citation:
Centers for Disease Control and Prevention (CDC). Introduction to Public Health. In: Public Health 101 Series. Atlanta, GA: U.S. Department of Health and Human Services, CDC; 2014. Available at: https://www.cdc.gov/publichealth101/epidemiology.html.
E-learning CourseIntroduction to Epidemiology e-learning graphic
These are links to self-study e-learning courses on this topic.
E-learning course – Introduction to Epidemiology
Quick-Learn Lessons take 20 minutes or less to complete. Lessons are also accessible from mobile devices.
A Brief Introduction to Data Cleaning
Learn to identify the common errors in data reporting and describe the importance of maintaining accurate data throughout the data collection process.
Create an Epi Curve
Learn how to create a visual display of the onset of illness among cases associated with an outbreak.
Using an Epi Curve to Determine Mode of Spread
Learn how to determine the outbreak’s likely mode of spread by analyzing an epidemic curve.
Using an Epi Curve to Determine Most Likely Period of Exposure
Learn how to interpret an epidemic curve and determine the likely period of exposure that led to the outbreak.
Introduction to Epidemiology Course on CDC TRAIN
WebinarLow Resolution Video
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Resources
Handout of Key Public Health Terms [PDF – 209 KB]
Epidemiology References [PDF – 281 KB]
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Epidemic Intelligence Services
Commissioned Corps of the U.S. Public Health Service
A Guide to Public Health Careers
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							Last Reviewed:  November 15, 2018						Source: 	National Center for State, Tribal, Local, and Territorial Public Health Infrastructure and Workforce
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