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

Last month, the Maricopa County Department of Public Health tracked six outbreaks of gastrointestinal viruses in senior care ...

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

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

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