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.

"The committee has been plagued with persistent conflicts of interest and has become little more than a rubber stamp for any ...

Severe complications, such as cardiac tamponade and constrictive pericarditis, are unusual in idiopathic cases, which remain the largest proportion of patients in developed countries. Figure 2 ...