Some COVID-19 patients are testing positive after recovering in Asia, but experts say the presence of antibodies should guarantee short-term immunity ...

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 ...

A clinical trial found a mycelium-based supplement reduced short-term vaccine side effects and increased antibody persistence ...

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, ...

Anyone with worsening symptoms should contact their doctor or Healthline. People who have a weakened immune system, high-risk ...

Covid-19 was never just another cold. We knew it was going to stick around and keep changing to try to get the upper hand on our immune systems. But we've changed, too. Our B cells and T cells, ...

Hospitals and other medical providers cannot be held liable for complications that developed while treating a patient for COVID-19 during the pandemic emergency, the Indiana Supreme Court ruled ...

INDIANA— The Indiana Supreme Court has ruled that hospitals and medical professionals cannot be held liable for complications ...

"As these viruses continue to evolve, public health officials watch carefully to see whether new strains will be more easily ...