Scientists studying the SARS-CoV-2 coronavirus — which causes COVID-19 — believe they’ve discovered why face masks might help limit transmission of the virus. The virus tends to first infect the nasal cavity, replicating less well in the lower respiratory tract, University of North Carolina (UNC) researchers found. However, sometimes it’s sucked into the lungs, where…  read on >

The U.S. center hardest hit by COVID-19 isn’t headline-grabbing New York City; it’s the Navajo Nation in the American southwest. About the size of West Virginia and situated on 27,000 square miles of land spread across Arizona, Utah and New Mexico, Navajo Nation is home to approximately 175,000 people. It’s also home to a coronavirus…  read on >

New York City finally reopened its economy on Monday after being the epicenter of the U.S. coronavirus pandemic for months, and a new study shows that stay-at-home orders may have been worth it, preventing nearly 60 million U.S. infections. The research, published in the Nature medical journal, examined how different social distancing policies and measures…  read on >

People infected with COVID-19 who need surgery have much higher odds of dying soon afterward, a new study finds. Infected patients who had surgery died at rates nearly equal to those of the sickest COVID-19 patients in intensive care units, the researchers found. For the study, the investigators looked at data on more than 1,100…  read on >

As the U.S. coronavirus case count eclipsed 1.8 million and the death toll passed 107,000 on Thursday, America’s jobless rolls swelled to nearly 43 million. That’s close to one-quarter of the country’s work force. The U.S. Labor Department reported 1.9 million more people filed new unemployment claims last week, a sobering reminder of the economic…  read on >

Face masks help prevent the spread of COVID-19, but some people find them awkward, uncomfortable or downright unbearable to wear. There’s another good option available for people who just can’t get used to strapping on a face mask while out in public, experts say. Plastic face shields offer another means of deterring COVID-19 that some…  read on >

Pregnant women who live near active oil and gas wells may be at risk for having low birth weight infants, a new study suggests. Researchers analyzed nearly 3 million births to Californians living within six miles of an oil or gas well between 2006 and 2015. It was found that women living within less than…  read on >