Influenza Type A And B Difference
Influenza a and b are the two types of influenza that cause epidemic seasonal infections nearly every year.
Influenza type a and b difference. Influenza a viruses are further classified into subtypes while influenza b viruses are further classified into two lineages. According to researchers influenza a viruses are responsible for about 75 of confirmed flu cases while influenza b viruses are behind approximately 25 of confirmed cases. This graphic shows the two types of influenza viruses a b that cause most human illness and that are responsible for the flu season each year. Unlike type a flu viruses type b flu is found only in humans.
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