By Zachary Stieber The U.S. Food and Drug Administration (FDA) has changed the end date for a key study on post-vaccination heart inflammation without notifying the public. Pfizer was supposed to complete a study on the occurrence of subclinical myocarditis, or heart inflammation, after receipt of its COVID-19 vaccine. The completion date was listed by the FDA in 2021 as […]
Tag: Myocarditis
Inflammation of the middle layer of the heart wall.
Myocarditis is usually caused by a viral infection. A severe case can weaken the heart, which can lead to heart failure, abnormal heartbeat, and sudden death.
Symptoms include chest pain, abnormal heartbeat, and shortness of breath.
Treatment may include medication to regulate the heartbeat and improve heart function. In rare but severe cases, a device may be needed to help the heart function.
