While current flu shots need to be updated each season, scientists are finding new ways to make vaccine that could last much longer and cover more strains.

Add Yahoo as a preferred source to see more of our stories on Google. The new flu variant, H3N2 subclade K, is a mutation of the common flu A subtype, which is often the flu "going around" come late ...

PORTSMOUTH, Va. (WAVY) — The 2025-2026 flu season has been one of the worst in recent history. According to CDC data, during the last week of 2025, the influenza-associated hospitalization rate peaked ...