Harvard Heart Letter
Deep-vein blood clots: What you need to know
Learn how to recognize and prevent this dangerous condition, known as venous thromboembolism, or VTE. When a blood clot blocks an artery supplying the heart or the brain, the result is a heart attack or stroke. Most Americans are familiar with these two serious health threats. But they’re probably less familiar with the dangers of venous thromboembolism, or VTE — a clot that forms in a vein.