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

Scientists at MIT have developed a synthetic system that can stem internal bleeding, to help more people survive long enough to reach a hospital after a traumatic injury. Two components come together ...

Researchers have identified the molecular mechanism behind vaccine-induced immune thrombotic thrombocytopenia, or VITT, a rare clotting disorder that emerged in a small number of people who received ...

Blood clots can form in both arteries and veins. However, the reasons behind them differ, as do the consequences and the chances of preventing blood clots. In Sweden, almost half of all cases of ...

RCSI University of Medicine and Health SciencesMar 10 2025 New research from RCSI University of Medicine and Health Sciences has found that white blood cells which ‘remember’ past inflammation events ...

Blood clots are among the most feared medical emergencies, and for good reason. They can lead to heart attacks, strokes and death. But not all clots are dangerous. In fact, clotting is a natural and ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...