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

Three people died from apparent carbon monoxide poisoning at Saguaro Lake in Mesa on Jan. 18, a poison that kills hundreds annually.

CDC testing data for the same period reveals that 6.6 percent of COVID-19 tests came back positive, with Illinois, Indiana, Michigan, Minnesota, Ohio and Wisconsin seeing the highest test positivity rates of any region at 8.9 percent.

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