A rare but serious clotting disorder linked to certain COVID-19 vaccines and natural adenovirus infections has puzzled scientists for years.

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

Researchers identify genetic mutation in small group of people who developed the serious disorder after receiving the AstraZeneca or Johnson & Johnson vaccine.

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

A global research collaboration of scientists from McMaster University (Canada), Flinders University (Australia) and ...

Few bodily functions are as misunderstood as blood clots. While most people have heard about blood clots in the heart or brain causing serious issues or even death, fewer realize that blood clotting ...

Researchers pinpoint the precise genetic & molecular mechanism behind rare COVID vaccine blood clots (VITT), revealing how ...

Add Yahoo as a preferred source to see more of our stories on Google. Plus, what to do if you think you have one. Everyone bleeds, and in most cases, blood clotting, AKA coagulation, is a good thing. ...

More than 8 million people in the U.S. take blood thinners, also called anticoagulants. Many are prescribed the drugs after ...

While blood clots serve an essential purpose in healing injuries, they can transform into life-threatening conditions when they form inappropriately. Medical experts emphasize that recognizing early ...

Participants who consumed 30 grams of erythritol, an amount typical in a sugar-free muffin or diet soda, experienced blood ...

Áine Rose Hurst, 19, died from a rare side effect of combination birth control pills — and now her family is speaking out to ...