Obese have a high level of fat and bad cholesterol (LDL) in their bodies, the fat can accumulate in the wall of arteries, so the heart does not supply by rich oxygen blood. In addition, in recent years, obesity had spread in young people, which led to increasing the proportion of heart attack. Also, when people become older the arteries of their heart become weaker and lose some of its efficiency. Alcoholism increases the risk to get a second heart attack if you got already one before. The most dangerous external cause and the leading of mast cases are smoking. When people burns their lungs by smoking and increase the carbon dioxide. The blood remains without oxidation, which reduces the proportion of oxygen in the blood, and the body start breathing faster and the heart will be overwork. Also, the risk increase if especially in the presence of other risk factors such as contraceptive pills for …show more content…
Diabetics cause an increase in heart rate, and they are more likely than others to be infected with high cholesterol and have narrowing in various arteries. Hypertension is chronic disease which leads to a lot of complications if they are not under control, and the impact of these complications on different parts of the body including the heart, because the heart would be working hard in the case of high blood pressure, leading to cardiac hypertrophy muscles and weakness of the heart by the time, then cause heart attack. Both of these diseases are performing to lose the elasticity of the heart arteries; moreover, It is possible that fats accumulate in the wall of the arteries and cause arteries block which leading to heart