You won’t hear the phrase “gut microbiome” in everyday conversation, but when you mention it to Dr. Fayez K. Ghishan, he leans forward, eager to discuss the millions of microbes that live in the human intestinal tract. His work on the role of a balanced microbiome as it relates to children’s well-being is a wealth of scientific discovery that continues to steer Arizona to prominence in pediatric healthcare.

As bad as COVID is in California, Arizona has actually topped it in cases per resident. "We are at about 118 cases per 100,000 per day right now, which is extremely alarming," said Kacey Ernst of the Department of Epidemiology and Biostatistics at the University of Arizona.

One of the scariest elements of COVID-19 is that even among those who survive the disease, damage to the lungs can linger afterward, and it's unclear whether that tissue will fully recover with time. "It is very concerning because we haven't seen this degree of fibrosis in any other disease in the past, even with the original SARS," said Sachin Chaudhary, MD, director of the Interstital Lung Disease Program at the University of Arizona College of Medicine – Tucson.

Continuing coverage: Glen Fogerty, associate dean of admissions and recruitment at the University of Arizona College of Medicine — Phoenix, talks to "The Show" co-host Mark Brodie about the rise in applications to medical school due to the so-called "Fauci Effect."

Continuing coverage: In advance of the 65th anniversary of her breast cancer diagnosis, Tucson businesswoman Ginny Clements has given $8.5 million to the University of Arizona Cancer Center.

Arizona continues to have one of the highest COVID infection rates in the country, and a Tucson zip code has one of the highest case counts in the state. Researchers on the University of Arizona’s COVID modeling team said the 85706 zip code has remained a hot spot since Nov. 1, 2020.

People who have strokes or mini-strokes often experience a wide range of sleep disorders in the months that follow, a problem that can put them at increased risk for subsequent strokes, an analysis shows. "It's important to note that sleep is a fundamental part of our biology, as is breathing and eating. It's not optional," said Michael Grandner, director of the Sleep and Health Research Program at the University of Arizona. "It's something that our body needs to function and that's why it implicates so many different systems. It is critically important for both heart and brain health."

The pandemic has disrupted almost everything in our lives, including the quality of our sleep. Michael Grandner, PhD, the director of the Sleep & Health Research Program at the University of Arizona, talks about what his expertise can tell us about sleeping and dreaming during a global crisis, and tips for better "sleep hygiene."

Pain is a subjective response with multiple features and components, said Frank Porreca, PhD, professor of pharmacology and anesthesiology at the University of Arizona College of Medicine – Tucson.