Coronary Heart Disease Analysis

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Coronary heart disease is the leading cause of death in Australia and also the world, it affects 1.4 million Australians a year. In 2013 13% of all deaths were caused by coronary heart disease. In 2012 7.4 million people died as a result of heart disease. Heart disease is the build up of plaque (fat deposit on the inner walls of the arteries) in the coronary arteries that supply O2 rich blood to the heart muscle, the build up of plaque is called atherosclerosis. Over time passes plaques may harden consequently restricting blood flow or completely blocking the artery. The build up of plaque is directly related to an individuals life style, common risk factors include obesity, high blood cholesterol and diabetes. When the endothelium is damaged by blood flow, the cholesterol and fats in the blood get stuck forming plaques. This results in high blood pressure due the heart attempting to supply required levels of blood to the body. If the blood flow to the heart muscles is restricted or blocked it may lead to further complications such as angina, heart attack or heart failure. If the blood flow isn 't restored in time the restricted heart muscles, they begin to die thus this is the start of a heart attack. The dying of the heart muscles is known as infarction. If to many heart…show more content…
the main cause of heart disease is obesity. Which is the result of obsessive eating of food high in saturated fat , high in bad cholesterol and high in trans fat. The kidney are incapable of filtering cholesterol out so it is left in the blood which can become the cause of coronary heart disease. So a method of preventing heart disease would be to lower the intake of cholesterol or to consume plant based foods as they lower blood pressure and cholesterol this is because fruits and vegetables have fibres in them that absorbs the cholesterol and removes it from the body thus preventing blood

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