Add Yahoo as a preferred source to see more of our stories on Google. Less than 50% of U.S. children have gotten a flu shot so far this season. (John Carl D'Annibale / Albany Times Union via Getty ...

Influenza can sicken and kill. Vaccines are our best defense.

Fewer kids are getting the flu vaccine this year, despite this being the worst season in decades. The so-called super flu is surging through communities with at least 18 million Americans infected ...

The flu is hitting children especially hard this season. “This is really one of the worst flu seasons we’ve been seeing,” said Dr. Suchitra Rao, an infectious diseases physician at Children’s Hospital ...

The United States is facing one of its most severe flu seasons in decades, data show. Infections and hospitalizations are surging, driven by a new mutated influenza A variant, H3N2 "subclade K." ...