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  1. Jun 25, 2024 · pandemic, outbreak of infectious disease that occurs over a wide geographical area and that is of high prevalence, generally affecting a significant proportion of the world’s population, usually over the course of several months.

  2. 2 days ago · An epidemic is the rapid spread of disease to a large number of people in a given population within a short period of time; in meningococcal infections, an attack rate in excess of 15 cases per 100,000 people for two consecutive weeks is considered an epidemic.

  3. en.wikipedia.org › wiki › Black_DeathBlack Death - Wikipedia

    4 days ago · The Black Death was a bubonic plague pandemic occurring in Europe from 1346 to 1353. It was one of the most fatal pandemics in human history; as many as 50 million people [2] perished, perhaps 50% of Europe's 14th century population. [3] . The disease is caused by the bacterium Yersinia pestis and spread by fleas and through the air.

  4. Jun 19, 2024 · CEPI is a global partnership working to accelerate the development of vaccines and other biologic countermeasures against epidemic and pandemic.

  5. Jun 18, 2024 · Influenza pandemic of 191819, the most severe influenza outbreak of the 20th century and among the most devastating pandemics in human history. The outbreak was caused by influenza type A subtype H1N1 virus. Learn about the origins, spread, and impact of the influenza pandemic of 1918–19.

  6. Jun 14, 2024 · Infectious disease outbreaks currently being reported on by CDC. Listings include those outbreaks for which content is currently published on the CDC website. U.S.-Based Outbreaks. Travel Notices Affecting International Travelers. Please see the Travelers’ Health site for a complete list. Understanding Outbreaks.

  7. Jun 29, 2024 · Epidemiology, branch of medical science that studies the distribution of disease in human populations and the factors determining that distribution, chiefly by the use of statistics. Unlike other medical disciplines, epidemiology concerns itself with groups of people rather than individual patients.