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 ...

While the new findings are encouraging, "vaccines won’t do any good if people don’t get them," one expert said.

Vaccination is the most powerful and effective tool in modern medicine against infectious diseases. By triggering the body's immune system, vaccines prevent disease and its complications and save ...

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 ...

Medical experts repeatedly reiterate how vital vaccinations are to global health. As of last spring, the World Health Organization (WHO) estimated that worldwide immunization efforts have saved at ...

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 ...

Vaccines work, actually. But that’s not all. Depending on the specific vaccine we’re talking about, that jab might also prevent cancer, heal herpes lesions, help you keep most of your marbles, prevent ...