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Flu A and flu B are the most common strains of the flu that circulate in humans. The U.S. is currently in the middle of flu season, with a high number of cases reported across the country. There ...
It's flu season right now, and the U.S. is in the midst of a wave that's straining hospitals.But not all influenza is the same. There are some notable differences between flu A and flu B strains.
(Learn the difference between Covid-19 symptoms vs. flu symptoms.) It’s important to know that a simple flu shot could reduce your risk of getting seriously ill with the flu, and you should get ...
Rapid influenza diagnostic tests (RIDTs) are a simple way of obtaining assay results, are low cost, and produce results in less than 30 minutes, so they are commonly used, but they can not distinguish between influenza A virus and influenza B virus or between influenza A virus subtypes and are not as sensitive as nucleic-acid based tests. [1] [62]
The second lineage of the B virus was since added to provide greater defense against circulating flu viruses. [26] Two influenza A viruses and two influenza B viruses have up until 2023 been among the four flu viruses that a quadrivalent vaccine was intended to protect against. As of 2022 all flu vaccines in the United States were quadrivalent ...
Influenza A virus (Alphainfluenzavirus influenzae) [1] or IAV is the only species of the genus Alphainfluenzavirus of the virus family Orthomyxoviridae. [2] It is a pathogen with strains that infect birds and some mammals, as well as causing seasonal flu in humans. [3]
What’s the difference between flu A and flu B? There are actually four different strains of the flu—A, B, C, ... Flu A can infect people and animals, while flu B is mostly a human virus. There ...
The CDC classifies flu viruses as A, B, C, and D. Types A and B are seasonal flu, and influenza A is broken down further into subtypes and strains. For example, current subtypes include H1N1 and H3N2.