A new flu strain known as subclade K is fueling a spike in flu activity across the U.S. What to know about Arizona's flu ...

Robert F. Kennedy Jr. is disrupting health care in the United States, and vaccines are one of his key targets. Here's what ...

PHOENIX — The Arizona Department of Health Service said measles vaccinations have remained at a high rate, despite the claims made by a Centers for Disease Control study. The CDC’s findings said ...

A mutation of influenza a called "Subclade K" is driving this "super flu" season, with Arizona cases surging by over 35% in ...

Flu cases are surging in some states, including New Mexico, Colorado and Texas. Here's what to know about flu in Arizona.

State health officials are going to continue recommending a hepatitis B shot for all newborns within 24 hours of birth despite a new recommendation to contrary Friday by ...

Four flu samples from Arizona have been sent to the U.S. Centers for Disease Control to test for swine flu, but the results have been delayed due to a huge volume at the federal lab. Meanwhile, the ...