Each flu season, there are two subtypes that are typically at play: influenza type A and influenza type B. Data from the Centers ... the flu viruses. This pie chart shows the number of flu cases ...

During the week of Jan 26 through Feb 1, 2025, flu activity remained elevated in the US, with 43 states reporting high or very high outpatient respiratory illness activity.

Influenza A and Influenza B. According to the Centers for Disease Control and Prevention, Influenza A viruses are responsible for most human illness and flu seasons, and is "the only influenza ...

Two subtypes are typically at play each flu season: influenza type A and influenza type B. Data from the Centers for Disease Control and Prevention show that seasonal flu activity continues to ...

High fever, coughing, body aches, chills, and fatigue are possible symptoms of influenza B, but they may also indicate other conditions. A healthcare professional can provide an accurate diagnosis.

Influenza B: More prevalent towards the end of the season (February–April). Flu seasons vary each year, and both strains can circulate simultaneously.

Here’s what you need to know about flu A vs. flu B. Flu A and flu B are two different strains of influenza, explains Thomas Russo, M.D., professor and chief of infectious disease at the ...

By Trevor Anderson SZA isn’t the only artist topping charts with an “SOS” release. Victoria Monét’s “SOS (Sex on Sight),” featuring Usher, wins the crown on Billboard’s Adult R&B ...

Feb. 24, 2025 — Knowing where, when and for how long mallard ducks -- natural carriers of avian influenza -- stop and rest as they migrate can help predict the probability that they will spread ...

In 1942, a bivalent vaccine was produced after the discovery of influenza B. It was later discovered that influenza viruses mutated leading to antigenic changes. Since 1973, the WHO has issued ...

What’s the difference between influenza A and influenza B, and does it matter which you catch? By Knvul Sheikh Each fall and winter, the flu emerges as a formidable force, spreading through the ...