A new study published in JAMA shows 1 in 100,000 people had vaccine-related myocarditis and 1.8 in 100,000 people had pericarditis — compared to the CDC’s data that 4.8 people per 1 million suffer myocarditis after receiving a COVID vaccine. U.S. public health officials claim cases of myocarditis and pericarditis following COVID vaccination are rare — but new research published online in the Journal of American Medical Association (JAMA) shows they may happen more often than reported. Post-vaccine myocarditis and pericarditis also appear to represent two “distinct syndromes,” Dr. George Diaz, with the Providence Regional Medical Center Everett, told Medscape...