Why Is Deep Vein Thrombosis Serious?

Deep vein thrombosis (DVT) happens when blood clots begin to form in a deep vein rather than one closer to the surface. This usually happens in the legs.   Pain and swelling are common symptoms of DVT, but it often shows no symptoms at all. This can make it hard to...

Anatomy of Your Veins

To understand the function of your vein anatomy, it’s important to understand how your cardiovascular system works. Inside your body, you have a massive network of blood vessels. They all begin with the pulmonary vein. The pulmonary vein handles moving oxygenated...