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The influenza viruses that caused the Hong Kong flu (magnified approximately 100,000 times) The Hong Kong flu was the first known outbreak of the H3N2 strain, but there is serologic evidence of H3N1 infections in the late 19th century. The virus was isolated in Queen Mary Hospital. [180]
Influenza, commonly known as the 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 two to eight days.
Over 160,000 people this season have landed in the hospital from flu complications, CDC estimates. More than 6,600 have died. Here's the symptoms.
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.
The common cold often shares many of the symptoms associated with COVID-19 or the flu but tends to be much milder. You may have a runny nose or congestion, sneezing, sore throat, cough, slight ...
24-hour flu symptoms. The exact symptoms of your 24-hour flu will depend on what, exactly, caused the illness. ... Bobbi Brown Shares Her Top Face-Transforming Makeup Tips for Women Over 50. Show ...
The 1967–1968 flu season was the last to be dominated by H2N2 before the emergence of H3N2 in 1968 and the consequent "Hong Kong flu" pandemic that lasted until 1970. This season was particularly severe in England and France, in which pneumonia and influenza excess mortality was two to three times greater than in other countries. [ 54 ]
People with complications of the flu end up in the hospital most often because the virus develops into pneumonia, said Dr. Peter Chin-Hong, professor of medicine and an infectious disease ...