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Epidemics and pandemics with at least 1 million deaths Rank Epidemics/pandemics Disease Death toll Percentage of population lost Years Location 2 1918 Flu: Influenza A/H1N1: 17–100 million 1–5.4% of global population [4] 1918–1920 Worldwide 2 Plague of Justinian: Bubonic plague 15–100 million 25–60% of European population [5] 541–549
A disease or condition is not a pandemic merely because it is widespread or kills many people; it must also be infectious. For instance, cancer is responsible for many deaths but is not considered a pandemic because the disease is not contagious—i.e. easily transmissible—and not even simply infectious. [15]
The term pandemic had not been used then, but was used for later epidemics, including the 1918 H1N1 influenza A pandemic—more commonly known as the Spanish flu—which is the deadliest pandemic in history. The most recent pandemics include the HIV/AIDS pandemic, the 2009 swine flu pandemic and the COVID-19 pandemic. Almost all these diseases ...
The World Health Organization declared the novel coronavirus disease a pandemic, with severe repercussions to human health and global economic activity. While WHO officials say the COVID-19 ...
The disease had spread to every federative unit of Brazil by 21 March. On 19 June 2020, the country reported its one millionth case and nearly 49,000 reported deaths. [378] [379] One estimate of under-reporting was 22.62% of total reported COVID-19 mortality in 2020.
A spokesperson for the World Health Organization (WHO) said data from China indicates "there has been a recent rise in acute respiratory infections" but that "the overall scale and intensity of ...
The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology of SARS-CoV-2, [1] the virus that causes the coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2]
Emerging infectious diseases between human, animal have become a significant concern in recent years, playing a crucial role in the occurrence and spread of diseases. [ 41 ] [ 42 ] Human population growth, increased proximity to wildlife, and climate change have created favorable conditions for the transmission of zoonotic diseases, leading to ...