As the United States mourns one million deaths from COVID-19, a new study indicates the grim tally could have been worse. Use of the Pfizer-BioNTech COVID-19 vaccine prevented more than 110,000 deaths and 690,000 hospitalizations in the United States in 2021, researchers report. The vaccine also prevented 8.7 million symptomatic cases of infection and saved…  read on >  read on >

Many people who get a diagnosis for one mental illness may find they have additional psychiatric conditions, and new genetic research offers an explanation why. A number of mental illnesses share genetic similarities, researchers found. This discovery helps explain why multiple conditions are common among people with psychiatric disorders, the investigators pointed out in a…  read on >  read on >

Narcissists’ belief that it’s ‘all about them’ can make them less likely to wear a mask or get vaccinated during the pandemic, a new study shows. Researchers analyzed data gathered from 1,100 U.S. adults in March 2021. They were asked about their mask use and vaccination views and behaviors, and they also completed assessments to…  read on >  read on >

If you’re a young adult with prediabetes, you may already know you have a greater than average risk of full-blown diabetes. But you could also be at increased risk for a heart attack, new research shows. “After taking into account various influencing and modifying factors, we found that young adults with prediabetes had 1.7 times…  read on >  read on >

College basketball player Joey Liedel suffered years of debilitating hip pain that limited his ability to play. As a freshman at University of Detroit-Mercy, he was in constant discomfort. Eventually, the Erie, Mich., athlete underwent hip surgery and took some time off to get comfortable on the court again. The 6-foot-1 guard had arthroscopy —…  read on >  read on >

If heading back into the water this summer has you concerned about flesh-eating bacteria, an expert offers some advice. “Flesh-eating bacteria refers to an infection that spreads so rapidly that the skin and surrounding soft tissue starts to die,” explained Dr. Stacey Rose, an assistant professor of infectious diseases at Baylor College of Medicine, in…  read on >  read on >