February 25, 2022 — Worries that the BA.2 Omicron subvariant may cause more severe COVID-19 disease than the original BA.1 Omicron variant have been promulgated by a recent laboratory hamster study, but real-world data suggest that BA.2 isn't more dangerous. Among...
February 23, 2022 — Pittsburgh, PA Meet the Omicron Family Omicron, originally referred to as B.1.1.529, has four other main lineages, BA.1, BA.1.1, BA.2, and BA.3, according to the Centers for Disease Control and Prevention (CDC). As viruses replicate, they often...
February 19, 2022 — According to a pre-print Japanese lab study posted this week on bioRxiv, the BA.2 Omicron subvariant is not only faster at spreading than the BA.1 Omicron variant, but may also cause more severe COVID-19 disease. To place the study in context,...
February 16, 2022 — The U.S. on Tuesday reported an average of about 136,000 new COVID cases per day over the last week, down 83% from the record high average of more than 800,000 cases per day set on Jan. 15, according to a CNBC analysis of data from Johns Hopkins...
February 11, 2022 — Booster shots of the Pfizer-BioNTech and Moderna vaccines provided a high level of protection against COVID-19 hospitalizations, but experienced considerable decline in effectiveness after about four months, according to a study published by the...
February 11, 2022 — The U.S. Food and Drug Administration (FDA) issued an emergency use authorization (EUA) for bebtelovimab, a new monoclonal antibody treatment that shows efficacy against the Omicron variant. The single-dose IV infused drug by Lilly, available only...
February 11, 2022 — The Pfizer-BioNTech COVID-19 vaccine for children ages 6 months to 4 years old is delayed by at least 2 months in the United States. In a joint press release, the firms said they were postponing their request for Emergency Use Authorization (EUA)...
February 9, 2022 — People who would benefit the most from receiving monoclonal antibody (mAb) treatment to fight a COVID infection — older Americans with chronic health conditions — have been the least likely to receive it, according to a new study co-authored by...
N95 and KN95 masks, also known as a respirators, apparently offer the best protection against COVID-19, including the Omicron variant, according to the newly updated Centers for Disease Control and Prevention (CDC) consumer mask website. People at higher risk for...