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Influenza vaccines, colloquially known as flu shots [28] or the flu jab, [29] are vaccines that protect against infection by influenza viruses. [ 30 ] [ 31 ] New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes. [ 30 ]
Less than half of adults (42.7%) had gotten their annual flu shot as of the week ended Dec. 28, as had about the same proportion of children (41.9%). For more on the flu:
"The flu shot is a killed flu virus that consists of only half of the virus — the part you need to make an immune response to," said Andrew Pekosz, Ph.D., professor of molecular microbiology and ...
It you have flu shot side effects at all, they will likely start eight to 12 hours after your shot, says Thomas Russo, M.D., professor and chief of infectious disease at the University at Buffalo ...
In June 2010, a team at the Mount Sinai School of Medicine reported the 2009 flu pandemic vaccine provided some cross-protection against the Spanish flu pandemic strain. [ 369 ] One of the few things known for certain about influenza in 1918 and for some years after was that it was, except in the laboratory, exclusively a disease of human beings.
A high-dose vaccine (Fluzone High-Dose) four times the strength of standard flu vaccine was approved by the FDA in 2009. [22] [23] [24] This vaccine is intended for people 65 and over, who typically have weakened immune response due to normal aging. The vaccine produces a greater immune response than standard vaccine.
Here's everything you need to know about how to get a flu shot, what to expect after getting it and whether or not you should get all three vaccines to protect against the "tripledemic"(the flu ...
Live attenuated influenza vaccine (LAIV) is a type of influenza vaccine in the form of a nasal spray that is recommended for the prevention of influenza. [2] [7]It is an attenuated live vaccine, unlike other influenza vaccines, which are inactivated vaccines.