Pediatric flu deaths double amid decline in cases. See latest numbers.

Flu-related pediatric deaths have doubled since last week, according to the CDC. Here's what to know this week, including ...

Has flu peaked in your state yet? CDC reports some declines in flu cases

Flu cases are ticking down, but experts warn the U.S. isn’t out of the woods yet.

Flu virus tracker: Latest update shows high influenza activity across most states. Watch out for these symptoms

After reporting was delayed due to the holidays, new CDC data shows the flu is spreading, with 33,000 people hospitalized during the last week of the year. As today is the first Monday of 2026, ...

Measles tracker: Follow cases, outbreaks and vaccination rates across the U.S.

Measles tracker: Follow cases, outbreaks and vaccination rates across the U.S. Measles case counts soared to a 34-year high ...