"...the results of our study are impressive. Evidence shows that self-testing is an effective tool to prevent transmission of SARS-COV-2..."

People who trust doctors were more likely to get a COVID-19 vaccine and booster. Trust in public officials did not have the same effect.

Bacteria in the gut influence how susceptible mice are to respiratory virus infections and the severity of these infections, research finds.

A protein most commonly found in blood vessels and the brain may enhance COVID-19's ability to bind with cells.

"Long COVID symptoms really may have a physiological and psychological impact on sexual well-being for women."

An expert has answers for you about the latest COVID variant, JN.1, including information about tests, vaccines, and more.

New research "opens up new avenues for the development of more targeted therapies for patients with long COVID."

"...wastewater surveillance presents an appealing and cost-effective approach to understand disease trends within school environments."

Administering a COVID-19 vaccine as a nasal spray, rather than as an injection, may increase the vaccine’s overall effectiveness.

An expert shares tips to help you and your loved ones navigate a season of flu, COVID, RSV, and more.