In a recent review published in Cell Host & Microbe, researchers reported on the contribution of trained immune responses to protection against severe acute respiratory syndrome coronavirus 2 ...

A Feb. 16 study in the Lancet medical journal found that, for people who had COVID-19 immunity resulting from infection, protection from severe disease and death remained high for at least 10 months.

Herd immunity is important because it defines when a whole community is protected. That includes people who haven't caught the disease, people who had the illness and recovered, and people who got a ...

An infectious disease specialist took the time to explain what herd immunity is, how it works and when it might affect the spread of COVID-19. Dr. Frank Esper works for the Cleveland Clinic Children's ...

Get it early, develop immunity, get back to work: some wonder As COVID-19 numbers climb precipitously, health care workers, first responders and the countless individuals working in "essential ...

As scientists learn more about the virus, they say herd immunity won't work. Early in the pandemic, scientists and public health experts leaned on their experience with other viruses to make ...

More than three years into the pandemic, an overwhelming majority of Americans have some level of COVID-19 antibodies circulating in their bodies, the U.S. Centers for Disease Control and Prevention ...