THURSDAY, Aug. 12California on Wednesday became the first state to require teachers and other school staff to provide proof of COVID-19 vaccination or else have to undergo weekly tests. The announcement, made by Gov. Gavin Newsom, comes as a growing number of public and private employers nationwide implement vaccination mandates amid surging COVID-19 cases driven…  read on >  read on >

New research offers insight into a rare but dangerous inflammatory disease that can occur in children after COVID-19 infection, researchers report. More than 2,600 cases of multisystem inflammatory syndrome in children (MIS-C) have been reported in the United States since the start of the COVID-19 pandemic. It’s characterized by fever, pain and inflammation of multiple…  read on >  read on >

Death, injuries, abuse and mental health disorders are among the many harms faced by children whose parents are heavy drinkers, Danish researchers say. “Within the last 10 years, there has been an expansion of research on consequences that extend beyond the drinker,” wrote lead author Julie Brummer, a doctoral student in psychology and behavioral sciences…  read on >  read on >

Pregnant women should not hesitate to get coronavirus vaccines, the U.S. Centers for Disease Control and Prevention said in updated guidance issued Wednesday. The latest recommendation comes after new data collected by the agency showed no raised risk for miscarriage in mothers-to-be who get the shots during the first 20 weeks of their pregnancy. Previous…  read on >  read on >

A small, early study suggests that people who’ve already encountered SARS-CoV-2 may gain a big boost against COVID-19 if they get just one dose of the Pfizer vaccine — and that protection may extend to new viral variants. The study “supports the notion that vaccine effectiveness, even against emerging neutralization-resistant [variants], may be improved following…  read on >  read on >

Young, healthy adults who try vaping for the first time may experience an immediate reaction that can harm cells and lay the groundwork for disease, according to a new study. Just 30 minutes of vaping can increase oxidative stress, which occurs when there is an imbalance between free radicals (molecules that damage cells) and antioxidants…  read on >  read on >

Frozen burgers, pizza pockets and toaster strudel. Energy drinks and sugary sodas. Fruit leather and potato chips. Cookies and cereal bars. Fish sticks and chicken strips. These sorts of quick-pick manufactured foods are considered “ultraprocessed,” and dietitians believe they could be at the root of America’s obesity epidemic. A new study has found that two-thirds…  read on >  read on >

Skyrocketing numbers of COVID-19 cases in Louisiana have forced the cancellation of this year’s New Orleans Jazz & Heritage Festival. The annual event was to take place in October and is one of the city’s largest attractions next to Mardi Gras, CBS News reported. In a website post Monday, organizers cited “the current exponential growth…  read on >  read on >

Could COVID-19 one day go the way of smallpox and polio? New research suggests it might be possible to beat the coronavirus with high vaccination rates and rapid responses to immunity-evading variants, the study authors said. “While our analysis is a preliminary effort, with various subjective components, it does seem to put COVID-19 eradicability into…  read on >  read on >