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 ...

Herd immunity occurs when enough people become immune to a disease, either through vaccination or previous infection. This can reduce the likelihood of it spreading and increase protection for ...

Vaccines boost the immune system's ability to fight off diseases. Vaccines undergo rigorous testing to ensure safety and effectiveness. Widespread vaccination contributes to herd immunity, protecting ...

CHICAGO (WLS) -- There are huge challenges in the quest for herd immunity with millions of adults in Illinois remaining unvaccinated. The I-Team examined why demand for the vaccines is dropping and ...

There are different kinds of vaccines, and each requires different processes to move from the laboratory to your physician's ...

Yesterday we explored four key myths and why they don’t stand up to scrutiny: ‘Vaccines were never properly tested’ ...

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 ...

Dr. Brownfield answers the question: 'What Is A Nasal Spray Flu Vaccine?' — -- Question: What is a nasal spray flu vaccine, how does it work and what are the side effects? Answer: FluMist is a ...

Midwife Sarah Joy Owen's insights about the whooping cough and RSV vaccines in pregnancy and why she recommends them to all ...