The FDA has updated labels on the top two COVID-19 vaccines to warn of a rare heart side effect, mostly seen in young men.

U.S. health officials have expanded warnings about a rare heart side effect associated with the two leading COVID-19 vaccines ...

Myocarditis, when the heart muscle gets inflamed, can make it harder for the heart to pump blood possibly causing chest pain, ...

The Food and Drug Administration said Wednesday it was expanded existing warnings on the two leading COVID vaccines about a ...

The FDA has updated labels on the top two COVID-19 vaccines to warn of a rare heart side effect, mostly seen in young men. Here's what to know.

The FDA has added new warnings to the Pfizer and Moderna COVID-19 vaccines about a rare heart condition that mostly affects young men.

The U.S. Food and Drug Administration is now requiring two common COVID-19 vaccines to update their warning labels to include ...

In 1970, ischemic heart disease—mostly heart attacks—accounted for 91% of heart-related deaths. Today, that number has fallen ...

In an article appearing June 23 in the cardiology journal Circulation, the UCSF group reports on the successful treatment of a patient with sudden and severe (acute fulminant) myocarditis using an ...