Herd immunity is the name for a point in time when it's hard for a disease to spread through a group of people. The idea of herd immunity works for some diseases, such as measles. But it's a harder ...

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 ...

It's almost amusing to think of humans as part of a "herd" — a term that usually conjures up images of hoofed animals grazing in a field. Yet herd immunity is an important concept when it comes to ...

Drivers line up at the entrance of Montgomery County's first mass coronavirus test center in Upper Dublin Township on March 20, 2020. (U.S. Air National Guard photo by Senior Airman Wil Acosta) “Herd ...

With news of two highly effective COVID-19 vaccines on the horizon, health officials and scientists are giving us new insight into how we could gain herd immunity. "If we think of the population as a ...

The stories are similar, regardless of where they originated. For the past year, the coronavirus pandemic has clobbered communities across the United States, with some of the hardest-hit states – like ...

SAN FRANCISCO -- It's a story that has been making headlines across the United States: Did Californians develop herd immunity after possibly being exposed to novel coronavirus last year? On Thursday, ...

Officials vow to speed up COVID-19 vaccinations, but many questions still remain. When will we have enough people vaccinated to slow down spread of the coronavirus? An infectious disease specialist ...

In order for herd immunity to take hold in the U.S. and release us from the scourge of COVID-19, almost 70 percent of the population would need to become resistant to the virus through immunity. But ...