Within the FLiRT family, one variant in particular has risen to prominence: KP.2, which accounted for about 25% of new ...

The World Health Organization (WHO) Technical Advisory Group on COVID-19 Vaccine Composition, which meets about every 6 ...

A study from Japan, awaiting peer review, suggests that KP.2 may be less infectious than its predecessor JN.1. Despite this, ...

The World Health Organization has recommended updating COVID-19 vaccine formulations to reflect the dominant SARS-CoV-2 ...

The updated vaccine targets the XBB.1.5 Omicron strain and is expected ... As of April 19, 22.8% of adults had received the newest COVID shot, according to CDC data; more than twice as many ...

In some people, COVID-19 vaccines can lead to heart complications called myocarditis and pericarditis. Myocarditis is the swelling, also called inflammation, of the heart muscle. Pericarditis is the ...

The U.S. Centers for Disease Control and Prevention (CDC) has released new data addressing the link, or lack thereof, between the COVID-19 vaccine and sudden cardiac death in otherwise healthy ...

A Centers for Disease Control and Prevention (CDC) study has found that mRNA vaccines for the COVID-19 virus are not linked to cardiac death in younger adults. The study was conducted using Oregon ...

27% either tested positive for COVID or reported COVID-like symptoms. At the time of the conference, the CDC did not require attendees to wear masks. The study authors said high levels of ...

Here’s your go-to guide with everything you need to know about COVID-19, including testing expanding to more airports, ...