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

Flu has overtaken covid in infections and hospitalizations during the winter respiratory virus season, and their virulence is ...

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 ...

Hospitals and other medical providers cannot be held liable for complications that developed while treating a patient for ...

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, ...

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, ...

Most people have put the COVID-19 pandemic behind them. Infections, vaccinations, or a combination of both have bolstered ...

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 ...

The immune systems of some people who have not been exposed to the novel coronavirus could have some familiarity with the pathogen -- possibly helping to reduce the severity of illness if that person ...

Moderna Inc.’s settlement to end a lawsuit over technology used in its Covid-19 vaccine caps its potential exposure at $2.25 ...

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

Doctors across multiple countries are flagging a painful new COVID-19 symptom tied to a fast-spreading variant: a sore throat ...