The signs of a dangerous blood clot can vary depending on its location. Some people may also not experience any symptoms.

Inside you, there is an amazing network of blood vessels, the tubes that carry blood all around your body. Every part of the body needs oxygen, food and water. The blood vessels are a bit like ...

Your blood type matters Unless you've recently given blood, you may not think much about your blood type. The presence or absence of certain molecules called A or B antigens, as well as a protein ...

The agency OK’d an artificial vessel to restore blood flow in patients, even though its own scientists flagged questionable ...

Vasculitis means inflammation of the blood vessels. It can affect different body parts, and the impact and symptoms will depend on the affected area. It causes alterations in the walls of blood ...

Rascher was said to dissect victims' brains while they were still alive to show that high-altitude sickness resulted from the formation of tiny air bubbles in the blood vessels of a certain part ...

If evolution occurs through gradations, the critics say, how could it have created the separate parts of the eye ... from some standpoints. Because blood vessels run across the surface of ...