This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SYDNEY (AP) — Australia’s medical regulator ...

The clots occurred in two to three out of every 100,000 people who received the vaccine.

COVID-19 vaccination showed effectiveness in reducing hospitalizations and severe disease outcomes associated with the SARS-CoV-2 JN.1 lineage, according to a recent study published in JAMA Network ...

Scientists say they have identified a mutated autoantibody gene as the mechanism behind rare but serious abnormal blood ...

Rare but deadly blood clots tied to J&J and AstraZeneca's vaccines were caused by an autoimmune reaction that some people are predisposed to, researchers found.

Discovery caps 5-year journey to get to the bottom of one of the most puzzling chapters of the COVID-19 pandemic ...