Stanford model accounts for behavioral changes during epidemics

The morning news reports a rise in coronavirus infections in your area. Taking in this information, you decide to skip your daily coffee run or put off your grocery trip for another week. Although many of us have probably ...

Are two phases of quarantine better than one?

New research into this question shows that the second wave of an epidemic is very different if a population has a homogenous distribution of contacts, compared to the scenario of subpopulations with diverse number of contacts.

New approach can improve COVID-19 predictions worldwide

Methods currently used around the world for predicting the development of COVID-19 and other pandemics fail to report precisely on the best and worst-case scenarios. Newly developed prediction method for epidemics, published ...

Study: Epidemics are often followed by unrest

If you have not been hearing much of the French Gilets Jaunes or of the Italian Sardines in the last few months, it's because "the social and psychological unrest arising from the epidemic tends to crowd out the conflicts ...

Livestock expansion is a factor in global pandemics

The growth of global livestock farming is a threat to our biodiversity and also increases the health risks to both humans and domesticated animals. The patterns that link them are at the heart of a study published in Biological ...

page 1 from 12


In epidemiology, an epidemic (επι (epi)- meaning "upon or above" and δεμος (demos)- meaning "people"), occurs when new cases of a certain disease, in a given human population, and during a given period, substantially exceed what is expected based on recent experience.:354 Epidemiologists often consider the term outbreak to be synonymous to epidemic, but the general public typically perceives outbreaks to be more local and less serious than epidemics:55, 354

An epidemic may be restricted to one locale, however if it spreads to other countries or continents and affects a substantial number of people, it may be termed a pandemic.:55 The declaration of an epidemic usually requires a good understanding of a baseline rate of incidence; epidemics for certain diseases, such as influenza, are defined as reaching some defined increase in incidence above this baseline. A few cases of a very rare disease may be classified as an epidemic, while many cases of a common disease (such as the common cold) would not.

This text uses material from Wikipedia, licensed under CC BY-SA