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  1. en.wikipedia.org › wiki › Spanish_fluSpanish flu - Wikipedia

    18 hours ago · The 1918–1920 flu pandemic, also known as the Great Influenza epidemic or by the common misnomer Spanish flu, was an exceptionally deadly global influenza pandemic caused by the H1N1 influenza A virus. The earliest documented case was March 1918 in the state of Kansas in the United States, with further cases recorded in France, Germany and ...

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  3. 18 hours ago · In 2020, 52.9 million adults were affected by mental illness, nearly one in five adults in the country. 44.7 million adults were affected in 2016. In 2006, mental disorders were ranked one of the top five most costly medical conditions, with expenditures of $57.5 billion (equivalent to $83.6 billion in 2023 [104] ). [238]

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