The U.S. Food and Drug Administration announced recently that it will not review Moderna’s mRNA flu vaccine, despite late-stage trials showing it was safe and effective. The rejection has many in and outside the industry concerned about the Trump administration’s approach to vaccine development and recommendations.

Flu season is not over yet, experts warn. Is there a second wave coming? Here's how to protect yourself as influenza keeps spreading.

In 2009, this disease infected millions of people, now it could be back. This is the Swine Flu. Although we managed to largely avoid it over 10 years ago, there's now a new strain of the virus. And experts think this new strain has the potential to cause another worldwide pandemic.

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 at 12.

The study showed that the pig viruses have changed over time. In some cases, a similarity with human influenza viruses was also found, indicating that viruses have spread from humans to pigs. No new variants were found in which a swine influenza virus had mixed with a human or avian influenza virus.