Myocarditis has become a flashpoint in debates about COVID vaccines; however, new research suggests this rare heart ...

Multiple studies have shown that in rare cases, teen and young adult males have developed myocarditis after getting the mRNA COVID-19 vaccine — and now new research published in the journal Science ...

Stanford researchers identify two proteins that cause rare heart inflammation after COVID-19 vaccination, offering insights ...

Myocarditis, a rare heart condition linked to the coronavirus, should concern the NFL as it aims to begin a season during the pandemic, according to the Baltimore Ravens’ head physician. Dr. Andrew ...

A rapid, two-step immune reaction may underlie rare cases of heart inflammation seen after Covid mRNA vaccination, Stanford ...

A new study identifies a mechanism for how COVID vaccines may, in infrequent cases, drive heart inflammation, a condition ...

JACKSONVILLE, Fla — When Danielle Elston's two teen daughters were able to get their COVID-19 vaccinations, they didn't miss their shots. "We've been going at this trying to chase the vaccine, ...

WASHINGTON — Just as millions experience temporary muscle discomfort after the second dose of the Pfizer and Moderna vaccines, the Centers for Disease Control and Prevention is now investigating ...

One factor behind the Big Ten and Pac-12 decisions to postpone college football this fall was a growing concern about the connection between COVID-19 and myocarditis, a rare inflammation of the heart ...

Myocarditis occurs when there is inflammation in the heart muscle. Giant-cell myocarditis (GCM) develops when this inflammation results in abnormal growth of cells. These then cause more inflammation ...

The teenaged boys all looked like they were having heart attacks. They complained of chest pain and general discomfort, and tests looked at first as if they were suffering an acute myocardial ...