Influenza A is believed to be the most severe type of flu virus for humans, although this is the subject of debate, as there is some evidence to suggest that influenza B might be equally as dangerous.

Influenza vaccination rates in children are at their lowest level in six years, according to the CDC. In 2025, fewer than half of Americans have been vaccinated, the government agency said.

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 ...

The dominance of influenza A at this point in the flu season is to be expected. Influenza A is more commonly seen earlier in flu season, in the winter months, while influenza B seems to crop up ...

Introduction. The 20th century witnessed three influenza pandemics: the Spanish Flu (1918, H1N1), Asian Flu (1957, H2N2) and the Hong Kong Flu (1968, H3N2).

Two types of influenza viruses are responsible for seasonal flu outbreaks: Influenza A and B. Influenza A accounts for around 75 percent of all cases and tends to cause more severe illness in adults.

The adjusted incidence of transmission of influenza virus by day 5 that resulted in symptoms was 5.8% with baloxavir and 7.6% with placebo, but this difference was not significant (adjusted OR 0. ...

Flu deaths outpace COVID deaths in 22 states for first time since pandemic began 01:31. For the first time since the beginning of the pandemic, more people in the U.S. died of influenza than from ...

Avian influenza has led to a shortage of eggs and wholesale prices that are through the roof. Consumers can expect to feel the pain for a while. By Julie Creswell On a trip to a Walmart in Ozark ...

Influenza A(H5N1) viruses are an emerging zoonotic threat and have spread widely throughout birds in North America. Recently, influenza A(H5N1) infection led to serious illness in a teenager in ...