Emerging Data Raise Questions About Antigen Tests and Nasal Swabs
A small, new real-world study suggests that two widely used at-home antigen…
Omicron Doesn’t Infect the Lungs Very Well, Animal Studies Find
A spate of new studies on lab animals and human tissues are…
C.D.C. Study Suggests Omicron’s Incubation Period Is Just 3 Days
Days before the United States had its first confirmed case of the…
What Are the Symptoms of Omicron, the New Covid Variant?
It’s likely that the symptoms of Omicron will resemble Delta’s more than…
Doctors and Nurses Are ‘Living in a Constant Crisis’ as Covid Fills Hospitals
SAGINAW, Mich. — On the top floor of the hospital, in the…
Omicron Is a Dress Rehearsal for the Next Pandemic
Seek and you shall findIn any other context, it would have been…
Upstate New York Hospitals Are Overwhelmed as Covid Cases Surge
A surge in Covid cases and a shortage of health care workers…
As Omicron Variant Circles the Globe, African Nations Face Blame and Bans
Nations in southern Africa protested bitterly on Saturday as more of the…
Study: Pfizer Vaccine Protects Against Hospitalization for Six Months
The Pfizer-BioNTech coronavirus vaccine is 90 percent effective at preventing hospitalization for…
U.S. Covid Death Toll Nears 700,000 Despite Availability of Vaccines
His own exhaustion runs deep. He works seven days a week and…
