Health officials say the 2025-2026 flu season’s vaccine offered less protection than usual, as a mutated strain of influenza A dominated cases across the U.S. A strain known as H3N2 “subclade K” ...

These findings point to a significant weakness in long-term flu immunity. H3 strains, including H3N2, remain a major cause of seasonal outbreaks, yet the older vaccine offered minimal defense against ...

Flu season isn’t over yet. Cases across the state increased 17% last week and ticked up on Long Island in recent weeks after ...

A simple influenza (flu) shot may do more than prevent infection, it could also lower the risk of heart attack and stroke.

Many kids are scared of getting needles, and this can stop them getting vaccinations that protect that against the flu. Less ...