A study found elevated levels of spike protein circulating in the bloodstream of individuals who developed postvaccine myocarditis after receiving the Pfizer and Moderna COVID-19 vaccines, which might potentially contribute to myocarditis by causing inflammation.
“There have been no deaths in children or adolescents determined to be linked to COVID-19 vaccination," according to a safety report from November 2022.
The U.S. Food and Drug Administration (FDA) changed the end date of a study it is requiring Pfizer to conduct because Pfizer requested a delay, the agency says.
An Australian mother has been denied a heart transplant because she did not receive the experimental COVID-19 injection, despite having a medical exemption.