The claim stemmed from two recent cohort studies, one from South Korea and one from Italy.

Here’s what we’ve learned – and how our understanding has evolved – since the earliest cases of the novel coronavirus were first reported.

Heterogeneous long COVID definitions across CDC, NASEM, and studies create downstream effects on diagnosis thresholds, treatment pathways, and outcome measurement, undermining equity and research ...

Experts say rising cases are a reminder to review whether you're up to date on COVID vaccination.

Symptoms of COVID and the common cold overlap, but there are steps you can take to get the right diagnosis and, if ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE PHOTO: The main campus of the Center for Disease Control and Prevention (CDC) in Atlanta, Georgia, U.S., August 27, 2025.

Following an unexpected delay of the CDC vaccine panel’s February meeting, the Advisory Committee on Immunization Practices (ACIP) has selected dates next month to convene and discuss, among other ...

The acting director of the Centers for Disease Control and Prevention, Jay Bhattacharya, has delayed the publication of a CDC report indicating that COVID vaccines cut the risk of ER visits and ...

The CDC was expected last month to publish a study showing that Covid vaccines reduced the likelihood of severe illness, but the agency's acting director, Dr. Jay Bhattacharya, delayed its release due ...

Add Yahoo as a preferred source to see more of our stories on Google. Is Houston a new hotspot for COVID-19 cases? (Houston Chronicle/Hearst Newspap/Houston Chronicle via Getty Imag) Houston is now ...

Houston is now roughly six years removed from the height of the COVID-19 pandemic. But recent data suggests COVID might be surging once again in the Bayou City. Recent data released by the Centers for ...