When did epidemiology begin?

But if you're going to talk about the history of epidemiology, you have to start with John Snow. John Snow was one of the first Epidemiologists, and he showed that cholera was water-borne, and debunked the (then-popular) Miasma theory. read more

I believe, that the rise of keeping these Accompts, was taken from the Plague: for the said Bills (for ought appears) first began in the said year 1592. being a time of great Mortality; And after some disuse, were resumed again in the year 1603, after the Plague then happening likewise. read more

Epidemiology is the study and analysis of the distribution (who, when, and where) and determinants of health and disease conditions in defined populations. It is the cornerstone of public health, and shapes policy decisions and evidence-based practice by identifying risk factors for disease and targets for preventive healthcare. read more

Another early contributor to epidemiology was John Graunt, a London haberdasher and councilman who published a landmark analysis of mortality data in 1662. This publication was the first to quantify patterns of birth, death, and disease occurrence, noting disparities between males and females, high infant mortality, urban/rural differences, and seasonal variations. read more