Catherine O’Hara’s death from a pulmonary embolism has drawn attention to this serious condition in which a blood clot lodges in the lungs. Dr. Leana Wen explains.

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

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 ...

"Home Alone" actress Catherine O'Hara's died from a pulmonary embolism. Here's what to know.

Scientists say they have uncovered why a small number of people developed a rare blood clotting condition after receiving ...

One initial treatment is a cardioversion, which involves using a defibrillator to deliver an electric shock to the heart to ...

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

Every year, millions of people develop dangerous blood clots in their legs without realizing the life-threatening risk growing within their bodies. These formations, medically known as deep vein ...

Scientists found a vaccine link to rare clotting disorder vaccine-induced immune thrombocytopenia and thrombosis (VITT) ...

Add Yahoo as a preferred source to see more of our stories on Google. Learn more about the benefits and risks of taking Lovenox during pregnancy. While most pregnancies progress smoothly and without ...

The star died on January 30 at a Los Angeles hospital, with a blood clot in her lungs identified as the immediate cause.