Moderna's COVID-19 vaccine trials are underway for children between the ages of 6 months and 12 years old. Dr. Shad Marvasti, director of public health, prevention and health promotion at the University of Arizona College of Medicine – Phoenix, said families can sign up their children as registration opens this week.

Studies show that COVID-19 vaccines are effective at keeping people from developing COVID-19 or from getting seriously ill from the new coronavirus even if they do develop the respiratory illness, the Centers for Disease Control and Prevention says. In some cases, patients with lingering questions and doubts may do better to speak with someone they trust, such as a primary care doctor, said Dr. Natasha Bhuyan, a family physician in Phoenix and a faculty member at the University of Arizona College of Medicine – Phoenix.

The coronavirus pandemic has changed so much about the way we live our everyday lives, including how we sleep. Dr. Michael Grandner, director of the Sleep and Health Research Program at the University of Arizona College of Medicine –Tucson, shares his expertise on how to get back your beauty sleep.

Dr. Terry Badger’s work with cancer survivors and their caregivers is being recognized by the American Psychosocial Oncology Society.

Dr. Murtaza Akhter, an emergency physician at the University of Arizona College of Medicine – Phoenix, discusses vaccine acceptance and the public health consequences of not getting vaccinated.

The ongoing pandemic has given rise to a significant and alarming trend of increased alcohol use and abuse – especially among younger adults, males and those who have lost their jobs – according to a new study by University of Arizona Health Sciences researchers.

Dr. Murtaza Akhter, an emergency physician at the University of Arizona College of Medicine – Phoenix joins the Yahoo Finance Live panel to discuss the latest COVID-19 vaccine news.

Michael Grandner, director of the Sleep and Health Research Program at the University of Arizona College of Medicine – Tucson, is among a group of sleep experts who give their opinions on various sleep products.

Knowing which places have high cumulative rates of COVID-19 cases can help health officials decide where vaccinations are needed most, said Joe Gerald, an associate professor in the University of Arizona's Mel and Enid Zuckerman College of Public Health. "It's (a finding) that we in our group here at the University of Arizona are very convinced of, which is, we need to do more to target vaccinations in areas with high past burden of COVID-19 disease because that's an indicator of current risk."

Officials with the Pima County Health Department said some people aren't showing up to receive their second shot of the vaccine. Dr. Deepta Bhattacharya, an associate professor of immunobiology at the University of Arizona College of Medicine, is interviewed.