Coronary Heart Disease
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BIOLOGY COURSEWORK Coronary heart disease remains the most common cause of death in the United Kingdom. A statistic from the American Heart Association is that heart disease claims a life every 24 seconds. [www.americanheart.org] Another is that it is the largest single cause of premature death in the United Kingdom, responsible for 180 000 deaths annually. [www.americanheart.org] Some cases are related to family history, but in my opinion the majority of cases are self-inflicted i.e. they are related to diet and lifestyle and I intend to investigate the factors that contribute towards the development of Coronary Heart Disease. Coronary Heart Disease is caused by the narrowing of the arteries due to the build up of fatty deposits in the lining of the arteries [atherosclerosis]. The presence of a blood clot in these arteries can lead to a blockage, which cuts off the supply of blood to the heart, and to a subse4quent...

