Search
Tag: Immune System
How Does Getting a Breakthrough Covid Case Affect My Immunity?
Experts also caution against trying to get infected on purpose as a way to gain hybrid immunity. “I really worry…
Starting later this week, some at-risk Americans become eligible for a 4th Covid shot.
Some people with a weakened immune system can get a fourth dose of the coronavirus vaccine as early as this…
Scientists Endorse Covid Boosters, But to a Point
“People that are vaccinated really are doing very well in terms of hospitalization,” said Michel Nussenzweig, an immunologist at Rockefeller…
More People Are Getting Unapproved Fourth Doses of the Covid-19 Vaccine
If asked to show her vaccine card, Stacey Ricks can choose from three.Ms. Ricks, 49, a kidney transplant recipient who…
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…
Most of the World’s Vaccines Likely Won’t Prevent Infection From Omicron
A growing body of preliminary research suggests the Covid vaccines used in most of the world offer almost no defense…