Doctor visits and hospitalizations for flu have hit a 15-year high. Why is this flu season so bad? Experts discuss influenza trends, symptoms and how to stay safe.

A look at the numbers behind peak flu season during the month of February, as the CDC estimates there have been nearly 29 million cases in the U.S. since the fall. ABC News medical correspondent ...

The United States is currently facing the worst flu season in over 15 years, with cases surging in most states. Over 33 million Americans have gotten sick this season so far, and elevated flu ...

AMERICA IS IN the throes of its worst flu season in at least seven years. The Centres for Disease Control and Prevention estimates that some 29m Americans have been infected since October—20% ...

NY's 2025 flu season shattered record-highs, topping more than 432,700 cases by March 1. But here's why that peak may mean an ...

This season's influenza vaccine may have been a poor match to a strain of the flu virus that caused many infections this winter, early data released by the Centers for Disease Control and ...

More than 900 Californians — including 15 children — have succumbed to the flu this season in what has turned out to be one of the worst surges of the respiratory illness in years, according ...

Michigan winter will end within a few weeks, but a number of viruses are still circulating this season and capable of making you ill. While three illnesses — flu, the cold and COVID-19 ...

New York has suffered through more than 432,700 flu cases in the 2024-25 season so far, shattering prior record-high peaks. But flu cases have declined 60% over the past month, suggesting New York ...