Epidemiology is the study of how diseases spread, their patterns in populations, and methods to control them. It combines statistical analysis, biology, and social science to understand disease dynamics.
5 Must Know Facts For Your Next Test
Epidemiologists use incidence and prevalence rates to measure disease frequency.
The basic reproduction number (R0) helps determine how contagious a disease is.
Epidemiological studies can be observational or experimental.
John Snow is considered one of the fathers of modern epidemiology for his work on cholera.
Descriptive epidemiology focuses on the distribution of diseases, while analytical epidemiology seeks to understand their causes.