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.

Probiotics may be a relatively simple and inexpensive way to treat people after a COVID exposure, a new study suggests.

People hospitalized with seasonal influenza can suffer long-term, negative health effects, especially involving their lungs and airways.

Most parents in the US say they intend to vaccinate their children against COVID-19, influenza, and RSV—the so-called "tripledemic."