After concluding that a third dose of a coronavirus vaccine is needed to fight off waning immunity in the fully vaccinated, the Biden administration said Wednesday it will begin offering booster shots to all Americans starting Sept. 20. The plan, which only involves the Pfizer and Moderna vaccines at this point, calls for Americans to…  read on >  read on >

Texas Governor Greg Abbott has tested positive for COVID-19 but has not experienced any symptoms, his office announced Tuesday. Abbott, who is fully vaccinated, is being treated with Regeneron’s monoclonal antibodies in an effort to shorten the duration of the infection, his communications director Mark Miner said in a statement Tuesday afternoon, CBS News reported.…  read on >  read on >

Amid a surge in coronavirus cases fueled by the highly contagious Delta variant, a mask mandate for travelers and employees on U.S. airline flights and public transportation will be extended until Jan. 18, the U.S. Transportation Security Administration (TSA) said Tuesday. Airline industry representatives have been briefed about the extension and the TSA planned to…  read on >  read on >

Struggling with attention-deficit/hyperactivity disorder (ADHD) as a child is heart-breaking enough, but now new research confirms what many have long suspected: These patients will often continue to be plagued by ADHD symptoms as adults. Only about one in 10 kids with the disorder are likely to have a full and lasting remission of their symptoms,…  read on >  read on >

Here’s an unexpected silver lining to the pandemic: New research shows there was a decline in overall drinking and binge drinking among U.S. college freshmen during the early months of the new coronavirus’ spread across America. “We found that social factors, like social distancing and reductions in social support from friends, were associated with decreases…  read on >  read on >

There’s strong evidence that the steroid drug dexamethasone can significantly lower hospitalized patients’ risk of dying from COVID-19, but many who might benefit from it the most aren’t getting it. “Dexamethasone is a steroid that is used for the treatment of arthritis, inflammation and allergic reactions,” explained Hemalkumar Mehta, who studied its use in treating…  read on >  read on >

Twenty seconds. That’s how long you need to wash your hands to remove germs, a new physics study confirms. Typical hand-washing guidelines — including those from the U.S. Centers for Disease Control and Prevention — advise scrubbing your hands for a minimum of 20 seconds. To assess that recommendation, researchers used a mathematical model to…  read on >  read on >