Influenza is a common respiratory virus that is categorized into four types: A, B, C and D. Type C only causes mild infections and type D is not believed to infect humans.

Influenza A can also infect other animals, notably birds (e.g., the H5N1 subtype behind the ongoing outbreak) and pigs (such as in the 2009 H1N1 "Swine Flu" pandemic). In contrast, influenza B can ...

There are two players every flu season: influenza Type A and Type B. Influenza A tends to pop up early in the season and accounts for more than 75 percent of all cases, while influenza B typically ...

University of Gothenburg. "Influenza virus hacks cell's internal system." ScienceDaily. ScienceDaily, 30 April 2025. <www.sciencedaily.com / releases / 2025 / 04 / 250428221025.htm>.

As the Centers for Disease Control and Prevention (CDC) explains, bird flu is a disease caused by the influenza A virus. At the same time, recent CDC data shows that seasonal influenza A is rising ...

Influenza A virus rapidly adapts particle shape to environmental pressures. Nature Microbiology, 2025; DOI: 10.1038/s41564-025-01925-9 ...

Baloxavir marboxil (baloxavir), an influenza virus cap-dependent endonuclease inhibitor (“cap” refers to a 7-methyl guanosine that is added to the 5′ end of the host messenger RNA strand ...

The highly pathogenic avian influenza virus H5N1 has adapted to spread between birds and marine mammals, posing an immediate threat to wildlife conservation, according to a study from the University ...

Influenza vaccination significantly reduces flu-related morbidity and mortality across all age groups, according to a large-scale Spanish study analyzing data from more than 38 countries and 6.5 ...

Influenza A (H5N1) virus has been found in cow’s milk, and H5N1 genetic material has been identified in the commercial milk supply. In this report, investigators assess the effect of heat ...