Blood clots form to stop bleeding after injury, but sometimes they appear without warning. These clots can block blood flow, ...

A blood clot in the lung is a pulmonary embolism, which creates a blockage and causes issues with blood flow and oxygen levels in your lungs, per the Cleveland Clinic. A pulmonary embolism is ...

Deep vein thrombosis (DVT) isn’t just a potential side effect of flying. This is everything you need to know about this ...

It often causes pain, swelling or warmth in the leg. DVT can also occur without noticeable symptoms. Yes, it can be very ...

An IVC filter traps blood clots before they cause a pulmonary embolism (clot in your lung). It's used only to prevent pulmonary embolisms. It doesn't treat or prevent DVT. Your doctor may ...

which can cause chest pain, among other symptoms. A pulmonary embolism (PE) is a blood clot in your lungs, which can cause sudden, sharp chest pain. It’s a medical emergency that calls for ...

A sharp or stabbing chest pain, worse with deep breaths, can point to a pulmonary embolism—a clot lodging in lung arteries. Often born in leg veins, these clots travel fast, cutting off blood ...

But it's serious, with the biggest risk that the blood clot in the calf can break off, travel through the heart and create a blockage in an artery near the lungs ... about what causes a DVT ...

Polycythemia vera (PV) is a rare blood cancer that causes your body to make too many red blood cells. Extra cells may not sound like a problem, but they are. They thicken your blood, which means ...

With two high-profile NBA stars suffering from blood clots recently, we asked doctors how they happen and if they are occurring more often.