The U.S. is in the thick of flu season, with many states reporting "moderate to very high activity" of influenza-like illness, according to the CDC. With influenza A (H3N2), or subclade K, making up a ...

Every year, flu vaccines are updated to match the flu viruses expected to circulate. For 2026, the vaccine focuses on several influenza strains that research predicts will be most prevalent. This ...

The 2025-26 flu season has been brutal, so far. At least 19 million Americans have had it, and it's not over yet. Flu season typically runs through May, so there’s still a good chance of getting the ...

It depends on your health status and age. Flu season infects millions each year People are most contagious during first 3-4 days, but this can vary. Air purifiers can help reduce transmission in ...

JACKSONVILLE, Fla. – While flu cases are starting to drop, it is still in the peak season. This year, flu season started earlier than usual, and it has been much more aggressive than in previous years ...

Experts say it’s important to stay hydrated and get some rest.