California public health officials cautioned more children are testing positive for the flu this season. Here are flu ...

Far from Earth's gravitational pull, a simple viral infection took on a new evolutionary direction. A study conducted aboard the ISS found that when bacteria and ...

Flu-related hospital admissions are up since December and the respiratory illness season typically extends through April.

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

Influenza surveillance is essential to accurately measure disease burden, guide policy, and strengthen preparedness for ...

The International Space Station (ISS) is a closed ecosystem, and the biology inside it — including its microbial residents — ...

This flu season has been harsh. As of Dec. 27, there have been 11 million reported cases, 120,000 hospitalizations, and 5,000 deaths nationwide. The latest numbers have gone up so much that the CDC is ...

A new flu strain, Subclade K (A(H3N2)), is surging across the U.S. following the holiday season. Since October, the flu has caused at least 7.5 million illnesses, over 19,000 hospitalizations, and ...

Scientists took samples from whale blow, identifying possible disease risks for marine mammals in northern seas. By Alexa Robles-Gil In northern Norway, scientists detected a disease-causing virus in ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. A certified medical assistant holds a syringe for ...

Flu season is off to a rough start this year, according to the Centers for Disease Control and Prevention. While the virus arrived as expected, cases are rising faster, compared with previous years.

PHOENIX — Arizona health officials are warning flu cases could rise sharply as people return home from holiday travel. A new flu variant is now the dominant strain nationwide. State data already shows ...