In the wake of recent warnings from the Food and Drug Administration (FDA), about half of Americans think vaccines against the COVID-19 virus may have caused heart problems for some patients.

The Food and Drug Administration says it has decided to continue approving COVID-19 vaccine updates for seniors and others at higher risk of severe disease, but will require vaccine makers to conduct major new clinical trials before approving them for wider use.

The US Food and Drug Administration will now require Covid-19 vaccines from Pfizer/BioNTech and Moderna to use expanded warning labels with more information about the risk of a rare heart condition after vaccination.

WASHINGTON, DC – Representative Ami Bera, M.D. (D-CA), a physician and former member of the House Select Subcommittee on the Coronavirus Pandemic, has strongly criticized the Food and Drug Administration’s (FDA) new policy that restricts updated COVID-19 vaccine approvals largely to older adults and individuals with underlying health conditions.

The FDA is requiring COVID vaccine makers Pfizer and Moderna to update their warnings about the possible risk of myocarditis and pericarditis.

The shift indicates that vaccine critics' efforts to build support by releasing data on the harmful effects of the vaccines are working.

A group of experts who advise the US Food and Drug Administration on its vaccine decisions voted unanimously Thursday to make a broad recommendation about which lineage of the coronavirus should be included in this year’s Covid-19 vaccines,