Why mRNA COVID-19 Vaccines Can Rarely Trigger Heart Inflammation — and Why the Risk Remains Low
By Harshit STANFORD, CALIFORNIA, DECEMBER 28 —mRNA-based COVID-19 vaccines have saved millions of lives worldwide, but a rare side effect—temporary inflammation of the heart muscle—has raised scientific questions and public concern. Now, a new study from Stanford Medicine explains why this reaction can occur in a small subset of people and, critically, why the overall […]










