Over the course of the pandemic, the federal government has bought the vaccines from the manufacturers and made them free for people who wanted them. But, as early as this fall, that program will end.

A bill before the state legislature would ban schools from requiring students to get emergency use vaccines – a Covid success story that prevented 3 million deaths in the U.S. Meanwhile, a well-timed NIH review in the journal Science examines the strengths and weaknesses of the research response to Covid.

Arizona has surpassed Mississippi to become the state with the highest per capita death toll from COVID-19 since the start of the pandemic, according to the Centers for Disease Control and Prevention.

Why are some older adults who got the first series of COVID-19 vaccines skipping the updated booster? As KJZZ reported last week, even in nursing homes, where residents were hit hard by the virus, there seems to be little desire to get this latest shot.

This week marks two years since the U.S. began distributing and administering COVID vaccines. A new study estimates how much worse the pandemic might have been without them.

The Arizona Department of Health Services says eight Arizona counties, including Pima County, have returned to a high level of COVID-19 transmission.

Last week, AARP released data showing that just 22% of nursing home residents and 15% of staff are up to date with the latest COVID-19 booster. So why are some folks skipping out?

Seasonal flu cases are soaring, and COVID cases are surging, but booster rates are circling the drain, in part because of lingering vaccine questions and misperceptions. Now, several Arizona institutions are collaborating on a five-year, $12.5 million CDC project to answer them.

While the state's COVID-19 outbreak shows signs of receding, some experts say Arizona’s vaccination rates are still too low.