An early Moderna COVID‑19 trial has resurfaced six years on, amid ongoing debate over vaccine risks, guidance and public ...

A federal work group says Covid vaccine injuries deserve urgent attention, even as Health Secretary Robert F. Kennedy Jr.

FDA launches new AI-powered system to track drug and vaccine side effects in real time, replacing outdated databases and saving $120 million annually.

A groundbreaking study explains why certain COVID-19 vaccines caused dangerous blood clots, hemorrhages and VITT syndrome, resulting in the deaths of around 200 people in Europe.

UPDATE: The U.S. is recommending a “pause” in administration of the single-dose Johnson & Johnson COVID-19 vaccine to investigate reports of potentially dangerous blood clots. In a joint statement ...

The court was hearing petitions led by people who lost their children or spouses to rare complications shortly after ...

Many continue to worry about experiencing side effects from vaccines -- especially the COVID-19 vaccines -- but new data from a comprehensive meta-analysis suggests there is little to fear. The study ...

Add Yahoo as a preferred source to see more of our stories on Google. If you’re over age 50 or have a suppressed immune system, you may have heard your doctor recommend the shingles vaccine. But what ...

The US Food and Drug Administration has issued emergency use authorization (EUA) for the Covid-19 vaccine developed by Pfizer and BioNTech. After months of development, emergency use was authorized ...