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 ...

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 ...

Researchers at the University of Wisconsin School of Veterinary Medicine have identified a possible way to make ...

It’s among the most-contagious viruses known. One infection can be expected to spread to between 12 and 18 additional people. If 10 unvaccinated people are in a room with a known case, nine will ...

Vaccines work by helping your body build protection against harmful viruses and bacteria. And while getting a shot may not be fun, vaccines are one of the best ways to keep you and your family safe ...

Adults often skip their vaccine shots, thinking they are stuff for kids. But when immunity fades, vaccines work like chargers to boost the system. Infectious diseases expert Dr V Ramasubramanian from ...

If we measure the strength of public health by its ability to protect those who cannot yet protect themselves, the ...

Because the immune systems of people with inborn errors of immunity (IEI) don't function like everyone else's, it was unclear ...

The influenza or flu season has just begun, and this viral respiratory infection affects millions of people each year. As the United States prepares for it, it is important to take measures to prevent ...

CLEVELAND, Ohio — New Cleveland Clinic research could help improve flu vaccine design by tailoring shots for older and younger adults. A team led by Dr. Ted Ross, Cleveland Clinic’s global director of ...

Measles cases have soared nationwide in the first two months of 2026. According to the Centers for Disease Control and Prevention’s most recent data, 982 cases of the highly contagious disease have ...