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An epidemic (from Greek ἐπί epi "upon or above" and δῆμος demos "people") is the rapid spread of disease to a large number of hosts in a given population within a short period of time. For example, in meningococcal infections , an attack rate in excess of 15 cases per 100,000 people for two consecutive weeks is considered an epidemic.
Apr 4, 2024 · epidemic, an occurrence of disease that is temporarily of high prevalence. An epidemic occurring over a wide geographical area (e.g., worldwide) is called a pandemic. The rise and decline in epidemic prevalence of an infectious disease is a probability phenomenon dependent upon transfer of an effective dose of the infectious agent from an ...
Jan 27, 2021 · EDITORIAL. 27 January 2021. How epidemiology has shaped the COVID pandemic. Nature ’s third progress report, coming at the end of the pandemic’s first year, highlights key findings from...
Jun 7, 2023 · The origins story dates back to December 31, 2019, when the World Health Organization (WHO) learned of a cluster of cases of pneumonia of unknown cause in Wuhan (see...
Information on COVID-19, the infectious disease caused by the most recently discovered coronavirus.
Overview. The World Health Organization's 1st foresight report - “Imagining the Future of Pandemics and Epidemics”, attempts to explore what the future of infectious threats might look like, using a short time horizon (3-5 years) to encourage immediate action.
Jun 24, 2020 · 819. Invisible outbreaks sprang up everywhere. The United States ignored the warning signs. We analyzed travel patterns, hidden infections and genetic data to show how the epidemic spun out of...
