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Heart Disease - is it anyone's fault? Heart disease or coronary heart disease (CHD) is mainly caused by Atherosclerosis. This occurs when the inner lining of your artery walls becomes furred with a thick, atheroma which is made up of fatty deposits of cholesterol, cell waste and other substances. These form raised patches on the artery wall known as 'plaques' which narrow the arteries reducing the space through which blood can flow. At the same time the blood becomes more prone to clotting. The growing plaques may block the delivery of nutrients to the artery walls, causing them to lose their elasticity. This in turn may lead to high blood pressure, which also increases the risk of coronary heart disease. When the arteries become narrowed the blood and oxygen supply to the heart muscle is restricted, particularly when you exert yourself and the demands of the heart muscle increase. It has been...

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