How to Make Sense of Omicron and Changing COVID Protocols

Jan. 12, 2022 — If you’re confused about guidance on the Omicron coronavirus variant — which seems to change almost daily at this point — you are not alone. The…

Omicron reaches Beijing, three weeks before the Olympics begin.

Officials in Beijing have reported the city’s first case of the Omicron variant, prompting authorities to order an immediate lockdown and mass testing in one neighborhood just three weeks before…

US Surgeon General Warns That Omicron Has Not Yet Peaked

Dr. Vivek Murthy, the U.S. surgeon general, warned on Sunday that the Omicron surge of coronavirus cases had not yet peaked nationally, saying that the next few weeks would be…

More Masks, COVID Tests, and Troops to Battle Omicron

Jan. 13, 2022 — President Joe Biden announced Thursday the U.S. government will make free, upgraded face masks available for ordering online starting next week. In addition, he is ordering…

CDC to Recommend You Wear Better Masks as Omicron Spreads

Jan. 12, 2022 — The CDC is preparing to update its COVID-19 mask recommendations to emphasize the use of N95 and KN95 masks that better filter the virus, Director Rochelle…

U.S. Officials Defend Omicron Response at Senate Hearing

WASHINGTON — Top federal health officials on Tuesday defended the Biden administration’s efforts to protect Americans from the highly contagious Omicron variant, facing withering accusations from senators about the scarcity…

Covid-19 and Omicron Variant News: Live Updates

ImageA patient at the Royal London Hospital in East London on Thursday. Some infectious disease experts suggest that it is time to shift focus from case counts.Credit…Matt Dunham/Associated Press It…

India’s Rising Omicron Wave Brings a Grim Sense of Déjà Vu

NEW DELHI — When the Omicron coronavirus variant spread through India late in December, Prime Minister Narendra Modi urged the nation to be vigilant and follow medical guidelines. Arvind Kejriwal,…

Omicron now accounts for 95% of new US Covid-19 infections

The Texas Children’s Hospital stands at the Texas Medical Center (TMC) campus in Houston, Texas, U.S., on Wednesday, June 24, 2020. (Callaghan O’Hare/Bloomberg/Getty Images) With tens of millions of unvaccinated…

Omicron Doesn’t Infect the Lungs Very Well, Animal Studies Find

A spate of new studies on lab animals and human tissues are providing the first indication of why the Omicron variant causes milder disease than previous versions of the coronavirus.…