Essay on Concept of health (dementia). Paper must be at least 3000 words. arteries in the Heart are responsible for carrying the pure oxygenated blood and when it gets narrowed down due to the building of fatty substances on its walls, enough blood is not pumped in and out of the heart. This leads to symptoms such as chest pain, shortness of breath and in extreme cases, it leads to Heart attack.Coronary Heart Disease is called by different names such as Coronary Artery disease, Atherosclerotic Heart Disease and causes a combination of symptoms. The most important condition caused is called Angina which blocks blood flow in heart. Limitation of blood flow in turn causes a condition called ischemia in myocardial cells. When myocardial cells starve and die of oxygen it leads to a condition called myocardial infarction and there will be numbness in the body which is called as paresthesia.This disease is of particular interest because in England alone it kills more than 110,000 people annually. The disease does not have a big history as it was discovered very late after many changes have happened to the eating and working habits of people. CHD is also the most important cause of death in the US where more than 15 million people have some form of this condition. Also, according to Guinness Book of Records, Northern Ireland is the country with the most occurrences of CHD in the world.CHD is not biased with gender affecting both males and females equally. Although men in the 40’s are more susceptible than women, it gets evened out because as women get older, their risk is equally high as that of men. From 1984, more women have died of this heart disease than men.Already one in three females die of CHD while one in twenty five females die of Breast cancer. Forty to Fifty percent of women older than 45 have high levels of Blood pressure called Hypertension and high levels of Cholesterol which are the well-documented risk factors of heart diseases while smoking is the most common and preventable reason for cardio-vascular diseases in