Healthy 14-Year-Old Girl Dies of Heart Failure 45 Hours After Third Pfizer Dose

A new case report documents how a healthy young teen died from heart failure after her third dose of the Pfizer/BioNTech COVID-19 vaccine.

A new case report documents how a healthy 14-year-old Japanese girl died unexpectedly two days after receiving her third dose of the Pfizer/BioNTech COVID-19 vaccine. The report, published on March 20, 2023, said the girl’s cause of death was “vaccine-related myopericarditis, which led to severe arrhythmias and progressive heart failure.”

The day after s…