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 ...

As the strain of closed businesses and physical distancing measures continues to mount, everyone is looking for the silver bullet that will put an end to our COVID-19 worries. Some have suggested ...

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 ...

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 ...

Experts say it's not likely that the highly transmissible variant — or any other variant — will lead to herd immunity. "Herd immunity is an elusive concept and doesn't apply to coronavirus," says Dr.

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, ...

Even in areas hard-hit by Covid-19, few people test positive for antibodies, meaning that hopes for herd immunity against the disease may be futile without a vaccine, according to a new Spanish study.

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 ...

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 ...