Each 2.54 square centimetre (a square inch) of human skin has six metres (20ft) of blood vessels. Veins hold about 65 per cent of the body's blood and have one-way valves tohelp blood move.

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 ...

The circulatory system is the heart and all the blood vessels in the body which carry cells and substances to all its parts. The heart is a large muscular organ which pumps blood to the lungs and ...

Vasculitis is a group of diseases, also known as angiitis, that damage blood vessels by causing inflammation. It can affect any blood vessel anywhere in the body. Vasculitis means inflammation of ...

This causes many types of problems in the body. Heart is one ... you that blockage in the veins of the heart is also called Coronary Artery Disease. When the arteries carrying blood to the heart ...