Infectious disease experts say mRNA vaccines have been studied for decades, they are safe and effective, and were ...

The Biden administration has been accused of purposefully covering up potentially deadly side effects of the Covid vaccines.

The FDA is forcing Pfizer and Moderna to expand warning labels about the risks of two forms of heart damage, myocarditis and ...

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

This week, mRNA vaccines are set to face intense scrutiny from critics in Congress. Here's an explainer of how we know they ...

The FDA updated COVID-19 vaccination guidelines and regulations, limiting boosters to certain groups. Experts explain the ...

The agency told vaccine makers that COVID-19 vaccines used in the United States starting in fall 2025 should be based on JN.1 ...

The US Food and Drug Administration will now require Covid-19 vaccines from Pfizer/BioNTech and Moderna to use expanded ...

On May 20, the federal government announced a major shift in how it plans to review and recommend COVID-19 vaccines for Americans. Among the changes: when manufacturers want to update the vaccine each ...

Vaccine opponents and skeptics in charge of federal health agencies are restricting access to COVID shots that were a signature accomplishment of President Donald Trump’s first term.

Agency leaders said there was evidence to justify approval only for older people and those with medical conditions. Many ...

New vaccines are often evaluated in trials in which some participants receive a placebo. But not all studies can be designed ...