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The 1918–1920 flu pandemic is commonly referred to as the Spanish flu, and caused millions of deaths worldwide. To maintain morale, wartime censors minimized early reports of illness and mortality in Germany , the United Kingdom , France , and the United States .
The 1889–1890 pandemic, often referred to as the Asiatic flu [53] or Russian flu, killed about 1 million people [54] [55] out of a world population of about 1.5 billion. It was long believed to be caused by an influenza A subtype (most often H2N2), but recent analysis largely brought on by the 2002-2004 SARS outbreak and the COVID-19 pandemic ...
Influenza pandemic or flu season Transmissibility Clinical Severity Spanish flu pandemic: 5: 7 1957–1958 influenza pandemic: 4: 4 1968 influenza pandemic: 4: 3 1977-1978 influenza epidemic: 2: 2 2006-2007 flu season: 1: 1 2007-2008 flu season: 2: 3 2009 swine flu pandemic: 3: 2
Despite the high morbidity and mortality rates that resulted from the epidemic, the Spanish flu began to fade from public awareness over the decades until the arrival of news about bird flu and other pandemics in the 1990s and 2000s. [320] [321] This has led some historians to label the Spanish flu a "forgotten pandemic". [177]
Countries that have reported human cases of highly pathogenic H5N1 infection. The global spread of H5N1 influenza in birds is considered a significant pandemic threat. While other H5N1 influenza strains are known, they are significantly different on a genetic level from a highly pathogenic, emergent strain of H5N1, which was able to achieve ...
1–1.6% of Russian population [14] 1918–1922 Russia: 13 Cocoliztli epidemic of 1576: Cocoliztli 2–2.5 million 50% of Mexican population [12] 1576–1580 Mexico 14 1772–1773 Persian Plague: Bubonic plague 2 million – 1772–1773 Persia: 15 735–737 Japanese smallpox epidemic: Smallpox 2 million 33% of Japanese population [15] 735–737 ...
H5N1 influenza virus is a type of influenza A virus which mostly infects birds. H5N1 flu is a concern because its global spread may constitute a pandemic threat. The yardstick for human mortality from H5N1 is the case-fatality rate (CFR); the ratio of the number of confirmed human deaths resulting from infection of H5N1 to the number of those confirmed cases of infection with the virus.
As on 25 January, total number of cases was 67. All of them are active cases. [3] As on 3 February, total number of cases was 122, including 61 active cases and 61 recoveries. [3] As on 10 February, total number of cases was 178, including 63 active cases and 115 recoveries. [3] As of 12 August 2021, there are 40 active cases. [4] jk