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The Spanish flu infected around 500 million people, about one-third of the world's population. [2] Estimates as to how many infected people died vary greatly, but the flu is regardless considered to be one of the deadliest pandemics in history. [242] [243] An early estimate from 1927 put global mortality at 21.6 million. [4]
Avian influenza, also known as avian flu or bird flu, is a disease caused by the influenza A virus, which primarily affects birds but can sometimes affect mammals including humans. [1] Wild aquatic birds are the primary host of the influenza A virus, which is enzootic (continually present) in many bird populations.
The price of eggs at U.S. grocery stores has climbed to a record high, nearly doubling from a year ago, as outbreaks of bird flu have led to shortages by wiping out millions of hens. "A simple egg ...
That's not quite as high as the $4.82 record set two years ago, but the Agriculture Department predicts prices are going to soar another 20% this year. Shoppers in some parts of the country are already paying more than double the average price, or worse, finding empty shelves in their local grocery stores.
The Hong Kong flu, also known as the 1968 flu pandemic, was an influenza pandemic that occurred between 1968 and 1970 and which killed between one and four million people globally.
New Orleans was severely affected by Hurricane Katrina in late August 2005, which flooded more than 80% of the city, killed more than 1,800 people, and displaced thousands of residents, causing a population decline of over 50%. [20] Since Katrina, major redevelopment efforts have led to a rebound in the city's population.
23 March – A report compiled by the Resolution Foundation indicates a rise in the number of people leaving work due to long-term health conditions, with the number of people inactive due to long-term health conditions rising from 2.1 million in 2019 to 2.8 million in October 2023, the longest sustained rise since 1994–1998 when records began.
The smallpox vaccine is used to prevent smallpox infection caused by the variola virus. [10] It is the first vaccine to have been developed against a contagious disease. In 1796, British physician Edward Jenner demonstrated that an infection with the relatively mild cowpox virus conferred immunity against the deadly smallpox virus.