Search results
Results from the WOW.Com Content Network
“The flu virus, like all viruses, is not alive, so it can’t be killed,” says infectious disease expert Amesh A. Adalja, M.D., senior scholar at the Johns Hopkins Center for Health Security ...
Flu season is nigh, and if you’re 65 or older, don’t dally on getting your updated 2024–25 vaccine. Seasonal flu activity in the U.S. typically peaks between December and February, and the ...
Seniors 65 and over are at an increased risk of death from pneumonia, especially if they have preexisting health problems. ... doctors might discontinue all treatment and put the senior on hospice ...
The following is a list of WHO recommended strains for the Northern Hemisphere influenza season. Starting in the 2012–2013 season, the recommendation shifted to include the composition of a quadrivalent influenza vaccine (QIV) that contains both influenza B lineages, alongside a trivalent influenza vaccine (TIV) containing one influenza B lineage.
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.
In the 21st century, a strain of H1N1 flu (since titled "H1N1pdm09") was antigenically very different from previous H1N1 strains, leading to a pandemic in 2009. Because of its close resemblance to some strains circulating in pigs, this became known as "swine flu". [45] Influenza A virus continues to circulate and evolve in birds and pigs.
The CDC recommends three flu vaccines for people 65 and older: the Fluzone High-Dose inactivated flu vaccine, the Flublok recombinant flu vaccine and the Fluad adjuvanted inactivated flu vaccine.
In the end, however, even the maligned 1976 vaccine may have saved lives. A 2010 study found a significantly enhanced immune response against the 2009 pandemic H1N1 in study participants who had received vaccination against the swine flu in 1976. [54] The 2009 H1N1 "swine flu" outbreak resulted in the rapid approval of pandemic influenza ...