New York state has half the population of California but has experienced 14 times as many deaths from novel coronavirus. RELATED: Californians may have developed some herd immunity to coronavirus last ...

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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 ...

The term herd immunity saw an increase in usage amid the COVID-19 pandemic.Herd immunity means that enough people within an area have developed a protection against a virus or other infectious disease ...

RALEIGH, N.C. (WTVD) -- Dr. Betsey Tilson serves as the State Health Director and the Chief Medical Officer for the Department of Health and Human Services. On Wednesday, she joined ABC11 to discuss ...

Herd immunity occurs when enough people in a group are immune to a specific infection that it cannot spread easily from person to person. Vaccination programs have been successful in creating herd ...

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 ...

HOUSTON, Texas (KTRK) -- At large vaccination sites, like the one in Galveston County where staff is administering up to 5,000 vaccinations a day, the hard work is paying off. Galveston County is ...

Vaccination rates for kindergartners in three Western Massachusetts counties have dropped below what is necessary to secure herd immunity against measles, according to data released last week by the ...

As more and more of the United States population gets vaccinated against COVID-19, many are wondering: when will enough people be vaccinated for life to return to normal? That question doesn't have a ...

Colorado measles vaccination rates are falling behind other states, leading to a lower herd immunity among children.