For years, RFK Jr. has questioned the safety and effectiveness of childhood immunizations against measles, polio and other ...

If you're ill with the "stomach flu," you're not alone. Norovirus is surging across Arizona, is highly contagious and spreads ...

What are we seeing right now, especially in Arizona? We are seeing influenza A." Influenza A is also causing a spike in illness in China, including hospitalizations, CDC officials said.

This year, 61 people in the U.S. have been infected with bird flu, according to the CDC. Avian flu is affecting domestic and wild animals in Arizona. State officials said on Friday that they ...

Trump's pick to be the nation's top health official wants to take fluoride out of the tap water consumed by 4 million ...

Respiratory viruses are surging through Arizona and Valley doctors are cautioning people: flu season is not over yet.

Seventeen states around the U.S. reported "very high" wastewater levels of SARS-CoV-2—the virus that causes COVID-19—during ...