Robert F. Kennedy Jr. secures a prominent health role, pledging reform in vaccine approval. The FDA plans significant changes under Dr. Vinay Prasad's leadership, sparking debates on the future of vaccinations.

On Nov. 9, 2020, Pfizer and partner BioNTech announced that the vaccine had met the first effectiveness bar in a key study. The news came a week after Election Day in 2020 and shortly after former President Joe Biden was projected to win on Nov. 7.

Every year, the race begins anew. Scientists scramble to track mutating viruses, pharmaceutical companies reformulate vaccines and public health systems brace for another season of jabs and logistics.

Federal health officials will no longer routinely approve annual COVID-19 shots for younger adults and children who are healthy.

A federal district judge has cleared the way for the CIA to terminate Dr. Terry Adirim, the agency’s director of the Center for Global Health Services,

The FDA’s recent activities regarding Covid-19 vaccines stray far from the well-established standards of vaccine regulatory processes.

The mRNA vaccines were developed using novel technology that was approved for the first time for public use during the COVID-19 pandemic.

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