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Prevention & Treatments of Coronary Heart Disease Coronary heart disease is caused by the narrowing of the coronary arteries, which feed the heart. All muscles need a constant supply of oxygen and nutrients, therefore so does the heart since it to is a muscle. The heart gets these nutrients and oxygen by the blood carried to it by the coronary arteries. However, when the coronary arteries get clogged by fat deposits and cholesterol, the coronary arteries become narrower, this process is called atherosclerosis, and therefore not enough blood gets supplied to the heart and results in coronary heart disease (CHD). There are different forms of CHD which can occur. If the heart does not receive enough oxygenised blood, the victim can experience extreme chest pains, this is called angina. When a large portion of the coronary artery is blocked, possibly by a blood clot, and the supply to part of the...

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