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Typhoid fever, also known simply as typhoid, is a disease caused by Salmonella enterica serotype Typhi bacteria, also called Salmonella typhi. [ 2][ 3] Symptoms vary from mild to severe, and usually begin six to 30 days after exposure. [ 4][ 5] Often there is a gradual onset of a high fever over several days. [ 4]
1. In 1976, an outbreak of the swine flu, influenza A virus subtype H1N1 at Fort Dix, New Jersey caused one death, hospitalized 13, and led to a mass immunization program. After the program began, the vaccine was associated with an increase in reports of Guillain–Barré syndrome (GBS), which can cause paralysis, respiratory arrest, and death.
The influenza viruses that caused Hong Kong flu (magnified about 100,000 times) The Hong Kong Flu was a flu pandemic caused by a strain of H3N2 descended from H2N2 by antigenic shift, in which genes from multiple subtypes reassorted to form a new virus. This pandemic of 1968 and 1969 killed an estimated one million people worldwide.
Some symptoms are unique to particular viruses. A runny nose, cough, congestion or sore throat can arise because of any of the three viruses or a common cold. But a loss of taste and smell is more ...
The 1957–1958 Asian flu pandemic was a global pandemic of influenza A virus subtype H2N2 that originated in Guizhou in Southern China. [ 3][ 4][ 1] The number of excess deaths caused by the pandemic is estimated to be 1–4 million around the world (1957–1958 and probably beyond), making it one of the deadliest pandemics in history. [ 1][ 2 ...
April 29, 2024 at 4:27 PM. Amid an outbreak of avian influenza, aka bird flu, that has spread to cows in nine states and one person in Texas, federal regulators have detected traces of the bird ...
Influenza, commonly known as " the flu " or just " flu ", is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue. These symptoms begin one to four (typically two) days after exposure to the virus and last for about ...
Talk to your doctor or pharmacist about which option is best for you. The Costco flu shot includes Fluad, a vaccine specially formulated for seniors ($46.50 if you don’t have insurance); Afluria ...